972169381160 has 16 divisors (see below), whose sum is σ = 2187381107700. Its totient is φ = 388867752448.

The previous prime is 972169381049. The next prime is 972169381177. The reversal of 972169381160 is 61183961279.

It can be written as a sum of positive squares in 2 ways, for example, as 930788871076 + 41380510084 = 964774^2 + 203422^2 .

It is a super-2 number, since 2×972169381160² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12152117225 + ... + 12152117304.

Almost surely, 2^972169381160 is an apocalyptic number.

It is an amenable number.

972169381160 is an abundant number, since it is smaller than the sum of its proper divisors (1215211726540).

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

972169381160 is a wasteful number, since it uses less digits than its factorization.

972169381160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24304234540 (or 24304234536 counting only the distinct ones).

The product of its (nonzero) digits is 979776, while the sum is 53.

The spelling of 972169381160 in words is "nine hundred seventy-two billion, one hundred sixty-nine million, three hundred eighty-one thousand, one hundred sixty".