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55132101023 = 831315070551
BaseRepresentation
bin110011010110001000…
…010001100110011111
312021022020202220201112
4303112020101212133
51400402304213043
641154412132235
73661140061256
oct632610214637
9167266686645
1055132101023
11214216a755a
12a82776707b
1352780a14ac
14295017b79d
15167a1e2518
hexcd621199f

55132101023 has 8 divisors (see below), whose sum is σ = 56222280576. Its totient is φ = 54052063000.

The previous prime is 55132101007. The next prime is 55132101047. The reversal of 55132101023 is 32010123155.

It is a happy number.

55132101023 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 a cyclic number.

It is not a de Polignac number, because 55132101023 - 24 = 55132101007 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 55132101023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55132103023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2524403 + ... + 2546148.

It is an arithmetic number, because the mean of its divisors is an integer number (7027785072).

Almost surely, 255132101023 is an apocalyptic number.

55132101023 is a deficient number, since it is larger than the sum of its proper divisors (1090179553).

55132101023 is a wasteful number, since it uses less digits than its factorization.

55132101023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5070765.

The product of its (nonzero) digits is 900, while the sum is 23.

Adding to 55132101023 its reverse (32010123155), we get a palindrome (87142224178).

The spelling of 55132101023 in words is "fifty-five billion, one hundred thirty-two million, one hundred one thousand, twenty-three".

Divisors: 1 83 131 10873 5070551 420855733 664242181 55132101023