5643301257 has 12 divisors (see below), whose sum is σ = 8892474864. Its totient is φ = 3420182520.

The previous prime is 5643301219. The next prime is 5643301271. The reversal of 5643301257 is 7521033465.

5643301257 is a `hidden beast` number, since 5 + 643 + 3 + 0 + 1 + 2 + 5 + 7 = 666.

It is not a de Polignac number, because 5643301257 - 2¹² = 5643297161 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5643301957) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28501423 + ... + 28501620.

It is an arithmetic number, because the mean of its divisors is an integer number (741039572).

Almost surely, 2^5643301257 is an apocalyptic number.

It is an amenable number.

5643301257 is a deficient number, since it is larger than the sum of its proper divisors (3249173607).

5643301257 is a wasteful number, since it uses less digits than its factorization.

5643301257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57003060 (or 57003057 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 36.

The square root of 5643301257 is about 75121.9093008158. The cubic root of 5643301257 is about 1780.3733233084.

The spelling of 5643301257 in words is "five billion, six hundred forty-three million, three hundred one thousand, two hundred fifty-seven".