523565086061612 has 24 divisors (see below), whose sum is σ = 1049065717758240. Its totient is φ = 223970277104640.

The previous prime is 523565086061599. The next prime is 523565086061653. The reversal of 523565086061612 is 216160680565325.

It is a happy number.

It is a super-2 number, since 2×523565086061612² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17281642037 + ... + 17281672332.

It is an arithmetic number, because the mean of its divisors is an integer number (43711071573260).

Almost surely, 2^{523565086061612} is an apocalyptic number.

It is an amenable number.

523565086061612 is an abundant number, since it is smaller than the sum of its proper divisors (525500631696628).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

523565086061612 is a wasteful number, since it uses less digits than its factorization.

523565086061612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34563314921 (or 34563314919 counting only the distinct ones).

The product of its (nonzero) digits is 15552000, while the sum is 56.

The spelling of 523565086061612 in words is "five hundred twenty-three trillion, five hundred sixty-five billion, eighty-six million, sixty-one thousand, six hundred twelve".