160931664448 has 28 divisors (see below), whose sum is σ = 319369036140. Its totient is φ = 80460726272.

The previous prime is 160931664437. The next prime is 160931664451. The reversal of 160931664448 is 844466139061.

It can be written as a sum of positive squares in 2 ways, for example, as 131281579584 + 29650084864 = 362328^2 + 172192^2 .

It is a junction number, because it is equal to n+sod(n) for n = 160931664395 and 160931664404.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1063740 + ... + 1205572.

It is an arithmetic number, because the mean of its divisors is an integer number (11406037005).

Almost surely, 2^160931664448 is an apocalyptic number.

It is an amenable number.

160931664448 is a deficient number, since it is larger than the sum of its proper divisors (158437371692).

160931664448 is a wasteful number, since it uses less digits than its factorization.

160931664448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159574 (or 159564 counting only the distinct ones).

The product of its (nonzero) digits is 2985984, while the sum is 52.

The spelling of 160931664448 in words is "one hundred sixty billion, nine hundred thirty-one million, six hundred sixty-four thousand, four hundred forty-eight".