5251316656 has 10 divisors (see below), whose sum is σ = 10174426052. Its totient is φ = 2625658320.

The previous prime is 5251316647. The next prime is 5251316663. The reversal of 5251316656 is 6566131525.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164103630 + ... + 164103661.

Almost surely, 2^5251316656 is an apocalyptic number.

It is an amenable number.

5251316656 is a deficient number, since it is larger than the sum of its proper divisors (4923109396).

5251316656 is a wasteful number, since it uses less digits than its factorization.

5251316656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328207299 (or 328207293 counting only the distinct ones).

The product of its digits is 162000, while the sum is 40.

The square root of 5251316656 is about 72465.9689509497. The cubic root of 5251316656 is about 1738.1586033572.

It can be divided in two parts, 52513 and 16656, that added together give a square (69169 = 263²).

The spelling of 5251316656 in words is "five billion, two hundred fifty-one million, three hundred sixteen thousand, six hundred fifty-six".