5257635747 has 64 divisors (see below), whose sum is σ = 9246182400. Its totient is φ = 2578489344.

The previous prime is 5257635709. The next prime is 5257635763. The reversal of 5257635747 is 7475367525.

It is not a de Polignac number, because 5257635747 - 2⁸ = 5257635491 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a self number, because there is not a number n which added to its sum of digits gives 5257635747.

It is not an unprimeable number, because it can be changed into a prime (5257635547) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 378379 + ... + 392027.

It is an arithmetic number, because the mean of its divisors is an integer number (144471600).

Almost surely, 2^5257635747 is an apocalyptic number.

5257635747 is a deficient number, since it is larger than the sum of its proper divisors (3988546653).

5257635747 is a wasteful number, since it uses less digits than its factorization.

5257635747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13772.

The product of its digits is 6174000, while the sum is 51.

The square root of 5257635747 is about 72509.5562460563. The cubic root of 5257635747 is about 1738.8555193504.

The spelling of 5257635747 in words is "five billion, two hundred fifty-seven million, six hundred thirty-five thousand, seven hundred forty-seven".