673930918708 has 6 divisors (see below), whose sum is σ = 1179379107746. Its totient is φ = 336965459352.

The previous prime is 673930918697. The next prime is 673930918711. The reversal of 673930918708 is 807819039376.

It can be written as a sum of positive squares in only one way, i.e., 667992366864 + 5938551844 = 817308^2 + 77062^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84241364835 + ... + 84241364842.

Almost surely, 2^673930918708 is an apocalyptic number.

It is an amenable number.

673930918708 is a deficient number, since it is larger than the sum of its proper divisors (505448189038).

673930918708 is a wasteful number, since it uses less digits than its factorization.

673930918708 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168482729681 (or 168482729679 counting only the distinct ones).

The product of its (nonzero) digits is 13716864, while the sum is 61.

The spelling of 673930918708 in words is "six hundred seventy-three billion, nine hundred thirty million, nine hundred eighteen thousand, seven hundred eight".