11256645546 has 16 divisors (see below), whose sum is σ = 25014768000. Its totient is φ = 3752215164.

The previous prime is 11256645529. The next prime is 11256645583. The reversal of 11256645546 is 64554665211.

11256645546 is a `hidden beast` number, since 1 + 1 + 2 + 5 + 66 + 45 + 546 = 666.

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, 104228146 + ... + 104228253.

It is an arithmetic number, because the mean of its divisors is an integer number (1563423000).

Almost surely, 2^11256645546 is an apocalyptic number.

11256645546 is an abundant number, since it is smaller than the sum of its proper divisors (13758122454).

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

11256645546 is a wasteful number, since it uses less digits than its factorization.

11256645546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208456410 (or 208456404 counting only the distinct ones).

The product of its digits is 864000, while the sum is 45.

The spelling of 11256645546 in words is "eleven billion, two hundred fifty-six million, six hundred forty-five thousand, five hundred forty-six".