39952620160272 has 30 divisors (see below), whose sum is σ = 111811846698942. Its totient is φ = 13317540053376.

The previous prime is 39952620160247. The next prime is 39952620160307. The reversal of 39952620160272 is 27206102625993.

39952620160272 is a `hidden beast` number, since 3 + 9 + 9 + 5 + 2 + 6 + 20 + 1 + 602 + 7 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 28727198770176 + 11225421390096 = 5359776^2 + 3350436^2 .

It is a super-2 number, since 2×39952620160272² (a number of 28 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 5 ways as a sum of consecutive naturals, for example, 138724375413 + ... + 138724375700.

Almost surely, 2^{39952620160272} is an apocalyptic number.

It is an amenable number.

39952620160272 is an abundant number, since it is smaller than the sum of its proper divisors (71859226538670).

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

39952620160272 is a wasteful number, since it uses less digits than its factorization.

39952620160272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277448751127 (or 277448751118 counting only the distinct ones).

The product of its (nonzero) digits is 4898880, while the sum is 54.

The spelling of 39952620160272 in words is "thirty-nine trillion, nine hundred fifty-two billion, six hundred twenty million, one hundred sixty thousand, two hundred seventy-two".