159977064 has 32 divisors (see below), whose sum is σ = 430708320. Its totient is φ = 49223616.

The previous prime is 159977057. The next prime is 159977087. The reversal of 159977064 is 460779951.

It is a happy number.

It is a super-2 number, since 2×159977064² = 51185322012120192, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 256062 + ... + 256685.

It is an arithmetic number, because the mean of its divisors is an integer number (13459635).

Almost surely, 2^159977064 is an apocalyptic number.

It is an amenable number.

159977064 is an abundant number, since it is smaller than the sum of its proper divisors (270731256).

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

159977064 is a wasteful number, since it uses less digits than its factorization.

159977064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 512769 (or 512765 counting only the distinct ones).

The product of its (nonzero) digits is 476280, while the sum is 48.

The square root of 159977064 is about 12648.2039831748. The cubic root of 159977064 is about 542.8575812950.

The spelling of 159977064 in words is "one hundred fifty-nine million, nine hundred seventy-seven thousand, sixty-four".