672369663168 has 168 divisors, whose sum is σ = 2298307385088. Its totient is φ = 183753174528.

The previous prime is 672369663151. The next prime is 672369663187. The reversal of 672369663168 is 861366963276.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (168).

It is a Harshad number since it is a multiple of its sum of digits (63).

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, 3532446 + ... + 3717917.

Almost surely, 2^672369663168 is an apocalyptic number.

It is an amenable number.

672369663168 is an abundant number, since it is smaller than the sum of its proper divisors (1625937721920).

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

672369663168 is a wasteful number, since it uses less digits than its factorization.

672369663168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7250411 (or 7250398 counting only the distinct ones).

The product of its digits is 70543872, while the sum is 63.

The spelling of 672369663168 in words is "six hundred seventy-two billion, three hundred sixty-nine million, six hundred sixty-three thousand, one hundred sixty-eight".