7956636780156 has 48 divisors (see below), whose sum is σ = 19385959891200. Its totient is φ = 2535159762432.

The previous prime is 7956636780119. The next prime is 7956636780163. The reversal of 7956636780156 is 6510876366597.

It is a hoax number, since the sum of its digits (69) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (69).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9476821 + ... + 10282188.

It is an arithmetic number, because the mean of its divisors is an integer number (403874164400).

Almost surely, 2^{7956636780156} is an apocalyptic number.

It is an amenable number.

7956636780156 is an abundant number, since it is smaller than the sum of its proper divisors (11429323111044).

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

7956636780156 is a wasteful number, since it uses less digits than its factorization.

7956636780156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19760498 (or 19760496 counting only the distinct ones).

The product of its (nonzero) digits is 342921600, while the sum is 69.

The spelling of 7956636780156 in words is "seven trillion, nine hundred fifty-six billion, six hundred thirty-six million, seven hundred eighty thousand, one hundred fifty-six".