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12875482401 = 331811349207
BaseRepresentation
bin10111111110111000…
…00100010100100001
31020020022111021102120
423333130010110201
5202332110414101
65525342134453
7634031536365
oct137734042441
936208437376
1012875482401
115507968551
1225b3b81429
1312a2655752
148a1dd52a5
15505557b36
hex2ff704521

12875482401 has 8 divisors (see below), whose sum is σ = 17172719424. Its totient is φ = 8580950160.

The previous prime is 12875482397. The next prime is 12875482421. The reversal of 12875482401 is 10428457821.

12875482401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12875482401 - 22 = 12875482397 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (12875482421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 665061 + ... + 684146.

It is an arithmetic number, because the mean of its divisors is an integer number (2146589928).

Almost surely, 212875482401 is an apocalyptic number.

It is an amenable number.

12875482401 is a deficient number, since it is larger than the sum of its proper divisors (4297237023).

12875482401 is a wasteful number, since it uses less digits than its factorization.

12875482401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1352391.

The product of its (nonzero) digits is 143360, while the sum is 42.

The spelling of 12875482401 in words is "twelve billion, eight hundred seventy-five million, four hundred eighty-two thousand, four hundred one".

Divisors: 1 3 3181 9543 1349207 4047621 4291827467 12875482401