523612131216 has 20 divisors (see below), whose sum is σ = 1352664672432. Its totient is φ = 174537377056.

The previous prime is 523612131193. The next prime is 523612131239. The reversal of 523612131216 is 612131216325.

It is an interprime number because it is at equal distance from previous prime (523612131193) and next prime (523612131239).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5454292986 + ... + 5454293081.

Almost surely, 2^523612131216 is an apocalyptic number.

It is an amenable number.

523612131216 is an abundant number, since it is smaller than the sum of its proper divisors (829052541216).

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

523612131216 is a wasteful number, since it uses less digits than its factorization.

523612131216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10908586078 (or 10908586072 counting only the distinct ones).

The product of its digits is 12960, while the sum is 33.

The spelling of 523612131216 in words is "five hundred twenty-three billion, six hundred twelve million, one hundred thirty-one thousand, two hundred sixteen".