5151157056 has 42 divisors (see below), whose sum is σ = 14764863282. Its totient is φ = 1717052160.

The previous prime is 5151157043. The next prime is 5151157087. The reversal of 5151157056 is 6507511515.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2623078656 + 2528078400 = 51216^2 + 50280^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 5151157056.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4470915 + ... + 4472066.

Almost surely, 2^5151157056 is an apocalyptic number.

It is an amenable number.

5151157056 is an abundant number, since it is smaller than the sum of its proper divisors (9613706226).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5151157056 is a wasteful number, since it uses less digits than its factorization.

5151157056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8942999 (or 8942986 counting only the distinct ones).

The product of its (nonzero) digits is 26250, while the sum is 36.

The square root of 5151157056 is about 71771.5616104317. The cubic root of 5151157056 is about 1727.0368217683.

The spelling of 5151157056 in words is "five billion, one hundred fifty-one million, one hundred fifty-seven thousand, fifty-six".