56025522621 has 6 divisors (see below), whose sum is σ = 80925754910. Its totient is φ = 37350348408.

The previous prime is 56025522607. The next prime is 56025522653. The reversal of 56025522621 is 12622552065.

56025522621 is a `hidden beast` number, since 5 + 6 + 0 + 2 + 5 + 5 + 22 + 621 = 666.

56025522621 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 39043784025 + 16981738596 = 197595^2 + 130314^2 .

It is not a de Polignac number, because 56025522621 - 2¹⁷ = 56025391549 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56025522121) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3112529026 + ... + 3112529043.

Almost surely, 2^56025522621 is an apocalyptic number.

It is an amenable number.

56025522621 is a deficient number, since it is larger than the sum of its proper divisors (24900232289).

56025522621 is a wasteful number, since it uses less digits than its factorization.

56025522621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6225058075 (or 6225058072 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The spelling of 56025522621 in words is "fifty-six billion, twenty-five million, five hundred twenty-two thousand, six hundred twenty-one".