672898017806120 has 16 divisors (see below), whose sum is σ = 1514020540063860. Its totient is φ = 269159207122432.

The previous prime is 672898017806117. The next prime is 672898017806227. The reversal of 672898017806120 is 21608710898276.

It can be written as a sum of positive squares in 2 ways, for example, as 661761527775076 + 11136490031044 = 25724726^2 + 3337138^2 .

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, 8411225222537 + ... + 8411225222616.

Almost surely, 2^{672898017806120} is an apocalyptic number.

It is an amenable number.

672898017806120 is an abundant number, since it is smaller than the sum of its proper divisors (841122522257740).

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

672898017806120 is a wasteful number, since it uses less digits than its factorization.

672898017806120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16822450445164 (or 16822450445160 counting only the distinct ones).

The product of its (nonzero) digits is 32514048, while the sum is 65.

The spelling of 672898017806120 in words is "six hundred seventy-two trillion, eight hundred ninety-eight billion, seventeen million, eight hundred six thousand, one hundred twenty".