672331434768 has 120 divisors (see below), whose sum is σ = 2196146604288. Its totient is φ = 188007561216.

The previous prime is 672331434737. The next prime is 672331434833. The reversal of 672331434768 is 867434133276.

672331434768 is a `hidden beast` number, since 6 + 7 + 23 + 3 + 143 + 476 + 8 = 666.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7048321 + ... + 7143072.

Almost surely, 2^672331434768 is an apocalyptic number.

It is an amenable number.

672331434768 is an abundant number, since it is smaller than the sum of its proper divisors (1523815169520).

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

672331434768 is a wasteful number, since it uses less digits than its factorization.

672331434768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14191461 (or 14191452 counting only the distinct ones).

The product of its digits is 12192768, while the sum is 54.

The spelling of 672331434768 in words is "six hundred seventy-two billion, three hundred thirty-one million, four hundred thirty-four thousand, seven hundred sixty-eight".