168375632896 has 33 divisors (see below), whose sum is σ = 336613087191. Its totient is φ = 84181251072.

The previous prime is 168375632869. The next prime is 168375632911. The reversal of 168375632896 is 698236573861.

The square root of 168375632896 is 410336.

It is a perfect power (a square), and thus also a powerful number.

It is a Harshad number since it is a multiple of its sum of digits (64).

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 13124341 + ... + 13137163.

Almost surely, 2^168375632896 is an apocalyptic number.

168375632896 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

168375632896 is the 410336-th square number.

It is an amenable number.

168375632896 is a deficient number, since it is larger than the sum of its proper divisors (168237454295).

168375632896 is an frugal number, since it uses more digits than its factorization.

168375632896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25666 (or 12825 counting only the distinct ones).

The product of its digits is 78382080, while the sum is 64.

Multiplying 168375632896 by its sum of digits (64), we get a square (10776040505344 = 3282688²).

168375632896 divided by its sum of digits (64) gives a square (2630869264 = 51292²).

The spelling of 168375632896 in words is "one hundred sixty-eight billion, three hundred seventy-five million, six hundred thirty-two thousand, eight hundred ninety-six".