674959172328 has 80 divisors (see below), whose sum is σ = 2160583608480. Its totient is φ = 192845476512.

The previous prime is 674959172281. The next prime is 674959172339. The reversal of 674959172328 is 823271959476.

674959172328 is a `hidden beast` number, since 6 + 7 + 4 + 9 + 591 + 7 + 2 + 32 + 8 = 666.

674959172328 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 74395726 + ... + 74404797.

It is an arithmetic number, because the mean of its divisors is an integer number (27007295106).

Almost surely, 2^674959172328 is an apocalyptic number.

It is an amenable number.

674959172328 is an abundant number, since it is smaller than the sum of its proper divisors (1485624436152).

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

674959172328 is a wasteful number, since it uses less digits than its factorization.

674959172328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148800548 (or 148800535 counting only the distinct ones).

The product of its digits is 45722880, while the sum is 63.

The spelling of 674959172328 in words is "six hundred seventy-four billion, nine hundred fifty-nine million, one hundred seventy-two thousand, three hundred twenty-eight".