1957856624796 has 48 divisors (see below), whose sum is σ = 4717902163968. Its totient is φ = 631271409600.

The previous prime is 1957856624791. The next prime is 1957856624809. The reversal of 1957856624796 is 6974266587591.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1957856624791) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 432660 + ... + 2025563.

It is an arithmetic number, because the mean of its divisors is an integer number (98289628416).

Almost surely, 2^{1957856624796} is an apocalyptic number.

It is an amenable number.

1957856624796 is an abundant number, since it is smaller than the sum of its proper divisors (2760045539172).

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

1957856624796 is a wasteful number, since it uses less digits than its factorization.

1957856624796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2460402 (or 2460400 counting only the distinct ones).

The product of its digits is 1371686400, while the sum is 75.

The spelling of 1957856624796 in words is "one trillion, nine hundred fifty-seven billion, eight hundred fifty-six million, six hundred twenty-four thousand, seven hundred ninety-six".