156426243029968 has 40 divisors (see below), whose sum is σ = 320362048195200. Its totient is φ = 73786613612544.

The previous prime is 156426243029891. The next prime is 156426243029977. The reversal of 156426243029968 is 869920342624651.

It is a super-2 number, since 2×156426243029968² (a number of 29 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (67) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1076412721 + ... + 1076558032.

It is an arithmetic number, because the mean of its divisors is an integer number (8009051204880).

Almost surely, 2^{156426243029968} is an apocalyptic number.

It is an amenable number.

156426243029968 is an abundant number, since it is smaller than the sum of its proper divisors (163935805165232).

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

156426243029968 is a wasteful number, since it uses less digits than its factorization.

156426243029968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2152971019 (or 2152971013 counting only the distinct ones).

The product of its (nonzero) digits is 268738560, while the sum is 67.

The spelling of 156426243029968 in words is "one hundred fifty-six trillion, four hundred twenty-six billion, two hundred forty-three million, twenty-nine thousand, nine hundred sixty-eight".