156064211992 has 32 divisors (see below), whose sum is σ = 315640533600. Its totient is φ = 71912865024.

The previous prime is 156064211977. The next prime is 156064211993. The reversal of 156064211992 is 299112460651.

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (156064211993) 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, 1151892 + ... + 1280227.

It is an arithmetic number, because the mean of its divisors is an integer number (9863766675).

Almost surely, 2^156064211992 is an apocalyptic number.

It is an amenable number.

156064211992 is an abundant number, since it is smaller than the sum of its proper divisors (159576321608).

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

156064211992 is a wasteful number, since it uses less digits than its factorization.

156064211992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2432755 (or 2432751 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 46.

The spelling of 156064211992 in words is "one hundred fifty-six billion, sixty-four million, two hundred eleven thousand, nine hundred ninety-two".