5256816274 has 16 divisors (see below), whose sum is σ = 7960583520. Its totient is φ = 2603321280.

The previous prime is 5256816269. The next prime is 5256816401. The reversal of 5256816274 is 4726186525.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 349489 + ... + 364219.

It is an arithmetic number, because the mean of its divisors is an integer number (497536470).

Almost surely, 2^5256816274 is an apocalyptic number.

5256816274 is a deficient number, since it is larger than the sum of its proper divisors (2703767246).

5256816274 is a wasteful number, since it uses less digits than its factorization.

5256816274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16425.

The product of its digits is 806400, while the sum is 46.

The square root of 5256816274 is about 72503.9052327528. The cubic root of 5256816274 is about 1738.7651733434.

The spelling of 5256816274 in words is "five billion, two hundred fifty-six million, eight hundred sixteen thousand, two hundred seventy-four".