160879977 has 12 divisors (see below), whose sum is σ = 232736244. Its totient is φ = 107089920.

The previous prime is 160879969. The next prime is 160880003. The reversal of 160879977 is 779978061.

It can be written as a sum of positive squares in 2 ways, for example, as 98485776 + 62394201 = 9924^2 + 7899^2 .

It is not a de Polignac number, because 160879977 - 2³ = 160879969 is a prime.

It is not an unprimeable number, because it can be changed into a prime (160875977) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7224 + ... + 19337.

It is an arithmetic number, because the mean of its divisors is an integer number (19394687).

Almost surely, 2^160879977 is an apocalyptic number.

It is an amenable number.

160879977 is a deficient number, since it is larger than the sum of its proper divisors (71856267).

160879977 is a wasteful number, since it uses less digits than its factorization.

160879977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27240 (or 27237 counting only the distinct ones).

The product of its (nonzero) digits is 1333584, while the sum is 54.

The square root of 160879977 is about 12683.8470899014. The cubic root of 160879977 is about 543.8769647234.

The spelling of 160879977 in words is "one hundred sixty million, eight hundred seventy-nine thousand, nine hundred seventy-seven".