56955455965 has 8 divisors (see below), whose sum is σ = 68370655320. Its totient is φ = 45548292672.

The previous prime is 56955455957. The next prime is 56955455987.

56955455965 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 4 ways, for example, as 6584835609 + 50370620356 = 81147^2 + 224434^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 56955455965 - 2³ = 56955455957 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 56955455897 and 56955455906.

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, 1993410 + ... + 2021779.

It is an arithmetic number, because the mean of its divisors is an integer number (8546331915).

Almost surely, 2^56955455965 is an apocalyptic number.

It is an amenable number.

56955455965 is a deficient number, since it is larger than the sum of its proper divisors (11415199355).

56955455965 is a wasteful number, since it uses less digits than its factorization.

56955455965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4018031.

The product of its digits is 182250000, while the sum is 64.

The spelling of 56955455965 in words is "fifty-six billion, nine hundred fifty-five million, four hundred fifty-five thousand, nine hundred sixty-five".