68875354984 has 16 divisors (see below), whose sum is σ = 129172270500. Its totient is φ = 34429416192.

The previous prime is 68875354979. The next prime is 68875354993. The reversal of 68875354984 is 48945357886.

It can be written as a sum of positive squares in 2 ways, for example, as 68865306084 + 10048900 = 262422^2 + 3170^2 .

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, 997159 + ... + 1063990.

Almost surely, 2^68875354984 is an apocalyptic number.

It is an amenable number.

68875354984 is a deficient number, since it is larger than the sum of its proper divisors (60296915516).

68875354984 is a wasteful number, since it uses less digits than its factorization.

68875354984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2065332 (or 2065328 counting only the distinct ones).

The product of its digits is 232243200, while the sum is 67.

The spelling of 68875354984 in words is "sixty-eight billion, eight hundred seventy-five million, three hundred fifty-four thousand, nine hundred eighty-four".