674747252568 has 32 divisors (see below), whose sum is σ = 1874297924400. Its totient is φ = 224915750784.

The previous prime is 674747252537. The next prime is 674747252651. The reversal of 674747252568 is 865252747476.

674747252568 is a `hidden beast` number, since 6 + 7 + 4 + 7 + 47 + 2 + 525 + 68 = 666.

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, 1561914721 + ... + 1561915152.

Almost surely, 2^674747252568 is an apocalyptic number.

It is an amenable number.

674747252568 is an abundant number, since it is smaller than the sum of its proper divisors (1199550671832).

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

674747252568 is a wasteful number, since it uses less digits than its factorization.

674747252568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3123829888 (or 3123829878 counting only the distinct ones).

The product of its digits is 158054400, while the sum is 63.

The spelling of 674747252568 in words is "six hundred seventy-four billion, seven hundred forty-seven million, two hundred fifty-two thousand, five hundred sixty-eight".