20160582172 has 24 divisors (see below), whose sum is σ = 35344191456. Its totient is φ = 10062262848.

The previous prime is 20160582157. The next prime is 20160582199. The reversal of 20160582172 is 27128506102.

It is a happy number.

It is a congruent number.

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, 8640318 + ... + 8642650.

It is an arithmetic number, because the mean of its divisors is an integer number (1472674644).

Almost surely, 2^20160582172 is an apocalyptic number.

It is an amenable number.

20160582172 is a deficient number, since it is larger than the sum of its proper divisors (15183609284).

20160582172 is a wasteful number, since it uses less digits than its factorization.

20160582172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5277 (or 5275 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 34.

The spelling of 20160582172 in words is "twenty billion, one hundred sixty million, five hundred eighty-two thousand, one hundred seventy-two".