672873834684 has 24 divisors (see below), whose sum is σ = 1571161244800. Its totient is φ = 224130950064.

The previous prime is 672873834629. The next prime is 672873834739. The reversal of 672873834684 is 486438378276.

It is an interprime number because it is at equal distance from previous prime (672873834629) and next prime (672873834739).

It is a super-2 number, since 2×672873834684² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20023534 + ... + 20057109.

Almost surely, 2^672873834684 is an apocalyptic number.

It is an amenable number.

672873834684 is an abundant number, since it is smaller than the sum of its proper divisors (898287410116).

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

672873834684 is a wasteful number, since it uses less digits than its factorization.

672873834684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40082049 (or 40082047 counting only the distinct ones).

The product of its digits is 260112384, while the sum is 66.

The spelling of 672873834684 in words is "six hundred seventy-two billion, eight hundred seventy-three million, eight hundred thirty-four thousand, six hundred eighty-four".