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38676338182461 = 3715711730766813
BaseRepresentation
bin10001100101101000010010…
…11001100000100100111101
312001221102101111200200111210
420302310021121200210331
520032133120033314321
6214131355305435033
711101162500166260
oct1062641131404475
9161842344620453
1038676338182461
11113615a7683181
12440789749ba79
131877217280275
14979d325a6cd7
154710d8857b76
hex232d0966093d

38676338182461 has 16 divisors (see below), whose sum is σ = 59310757011584. Its totient is φ = 21959995472064.

The previous prime is 38676338182459. The next prime is 38676338182499. The reversal of 38676338182461 is 16428183367683.

It is not a de Polignac number, because 38676338182461 - 21 = 38676338182459 is a prime.

It is a super-4 number, since 4×386763381824614 (a number of 55 digits) contains 4444 as substring.

It is a Smith number, since the sum of its digits (66) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 38676338182392 and 38676338182401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38676338182561) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5865380110 + ... + 5865386703.

It is an arithmetic number, because the mean of its divisors is an integer number (3706922313224).

Almost surely, 238676338182461 is an apocalyptic number.

It is an amenable number.

38676338182461 is a deficient number, since it is larger than the sum of its proper divisors (20634418829123).

38676338182461 is a wasteful number, since it uses less digits than its factorization.

38676338182461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11730766980.

The product of its digits is 167215104, while the sum is 66.

The spelling of 38676338182461 in words is "thirty-eight trillion, six hundred seventy-six billion, three hundred thirty-eight million, one hundred eighty-two thousand, four hundred sixty-one".

Divisors: 1 3 7 21 157 471 1099 3297 11730766813 35192300439 82115367691 246346103073 1841730389641 5525191168923 12892112727487 38676338182461