56025211851 has 24 divisors (see below), whose sum is σ = 92738107904. Its totient is φ = 31927160880.

The previous prime is 56025211789. The next prime is 56025211867. The reversal of 56025211851 is 15811252065.

56025211851 is a `hidden beast` number, since 56 + 0 + 2 + 521 + 1 + 85 + 1 = 666.

It is not a de Polignac number, because 56025211851 - 2⁶ = 56025211787 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56025211351) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1188445 + ... + 1234686.

Almost surely, 2^56025211851 is an apocalyptic number.

56025211851 is a deficient number, since it is larger than the sum of its proper divisors (36712896053).

56025211851 is a wasteful number, since it uses less digits than its factorization.

56025211851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2423511 (or 2423508 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 36.

The spelling of 56025211851 in words is "fifty-six billion, twenty-five million, two hundred eleven thousand, eight hundred fifty-one".