1956948892620 has 48 divisors (see below), whose sum is σ = 5483142056448. Its totient is φ = 521502070720.

The previous prime is 1956948892579. The next prime is 1956948892663. The reversal of 1956948892620 is 262988496591.

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, 10877766 + ... + 11056205.

It is an arithmetic number, because the mean of its divisors is an integer number (114232126176).

Almost surely, 2^{1956948892620} is an apocalyptic number.

1956948892620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1956948892620 is an abundant number, since it is smaller than the sum of its proper divisors (3526193163828).

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

1956948892620 is a wasteful number, since it uses less digits than its factorization.

1956948892620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21935470 (or 21935468 counting only the distinct ones).

The product of its (nonzero) digits is 134369280, while the sum is 69.

The spelling of 1956948892620 in words is "one trillion, nine hundred fifty-six billion, nine hundred forty-eight million, eight hundred ninety-two thousand, six hundred twenty".