5156972160 has 128 divisors (see below), whose sum is σ = 16568064000. Its totient is φ = 1364299776.

The previous prime is 5156972143. The next prime is 5156972201. The reversal of 5156972160 is 612796515.

It is a tau number, because it is divible by the number of its divisors (128).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 233266 + ... + 254414.

It is an arithmetic number, because the mean of its divisors is an integer number (129438000).

Almost surely, 2^5156972160 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5156972160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8284032000).

5156972160 is an abundant number, since it is smaller than the sum of its proper divisors (11411091840).

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

5156972160 is a wasteful number, since it uses less digits than its factorization.

5156972160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21298 (or 21286 counting only the distinct ones).

The product of its (nonzero) digits is 113400, while the sum is 42.

The square root of 5156972160 is about 71812.0613824725. The cubic root of 5156972160 is about 1727.6864571720.

The spelling of 5156972160 in words is "five billion, one hundred fifty-six million, nine hundred seventy-two thousand, one hundred sixty".