160314317172 has 36 divisors (see below), whose sum is σ = 405321170436. Its totient is φ = 53427265920.

The previous prime is 160314317153. The next prime is 160314317183. The reversal of 160314317172 is 271713413061.

It is a happy number.

160314317172 is a `hidden beast` number, since 1 + 60 + 31 + 431 + 71 + 72 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 147207272976 + 13107044196 = 383676^2 + 114486^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×160314317172² (a number of 23 digits) contains 22 as substring.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 270729 + ... + 627632.

It is an arithmetic number, because the mean of its divisors is an integer number (11258921401).

Almost surely, 2^160314317172 is an apocalyptic number.

160314317172 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

160314317172 is an abundant number, since it is smaller than the sum of its proper divisors (245006853264).

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

160314317172 is a wasteful number, since it uses less digits than its factorization.

160314317172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 903328 (or 903323 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 36.

The spelling of 160314317172 in words is "one hundred sixty billion, three hundred fourteen million, three hundred seventeen thousand, one hundred seventy-two".