2556417024036 has 18 divisors (see below), whose sum is σ = 6462054144182. Its totient is φ = 852139008000.

The previous prime is 2556417024019. The next prime is 2556417024071. The reversal of 2556417024036 is 6304207146552.

2556417024036 is a `hidden beast` number, since 2 + 5 + 564 + 17 + 0 + 2 + 40 + 36 = 666.

It can be written as a sum of positive squares in only one way, i.e., 2410908344100 + 145508679936 = 1552710^2 + 381456^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a junction number, because it is equal to n+sod(n) for n = 2556417023982 and 2556417024000.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 35505791965 + ... + 35505792036.

Almost surely, 2^{2556417024036} is an apocalyptic number.

It is an amenable number.

2556417024036 is an abundant number, since it is smaller than the sum of its proper divisors (3905637120146).

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

2556417024036 is a wasteful number, since it uses less digits than its factorization.

2556417024036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71011584011 (or 71011584006 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 45.

The spelling of 2556417024036 in words is "two trillion, five hundred fifty-six billion, four hundred seventeen million, twenty-four thousand, thirty-six".