684023955032 has 48 divisors (see below), whose sum is σ = 1445729553000. Its totient is φ = 300890265600.

The previous prime is 684023955019. The next prime is 684023955073. The reversal of 684023955032 is 230559320486.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3959657 + ... + 4128792.

Almost surely, 2^684023955032 is an apocalyptic number.

684023955032 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

It is an amenable number.

684023955032 is an abundant number, since it is smaller than the sum of its proper divisors (761705597968).

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

684023955032 is a wasteful number, since it uses less digits than its factorization.

684023955032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8088528 (or 8088493 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 47.

The spelling of 684023955032 in words is "six hundred eighty-four billion, twenty-three million, nine hundred fifty-five thousand, thirty-two".