55393504256 has 22 divisors (see below), whose sum is σ = 110732915340. Its totient is φ = 27696751616.

The previous prime is 55393504219. The next prime is 55393504279. The reversal of 55393504256 is 65240539355.

It is a super-2 number, since 2×55393504256² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 55393504256.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27046586 + ... + 27048633.

Almost surely, 2^55393504256 is an apocalyptic number.

It is an amenable number.

55393504256 is a deficient number, since it is larger than the sum of its proper divisors (55339411084).

55393504256 is an equidigital number, since it uses as much as digits as its factorization.

55393504256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54095239 (or 54095221 counting only the distinct ones).

The product of its (nonzero) digits is 2430000, while the sum is 47.

The spelling of 55393504256 in words is "fifty-five billion, three hundred ninety-three million, five hundred four thousand, two hundred fifty-six".