674630773728 has 96 divisors (see below), whose sum is σ = 1777095936000. Its totient is φ = 224092087296.

The previous prime is 674630773681. The next prime is 674630773753. The reversal of 674630773728 is 827377036476.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38324673 + ... + 38342271.

It is an arithmetic number, because the mean of its divisors is an integer number (18511416000).

Almost surely, 2^674630773728 is an apocalyptic number.

It is an amenable number.

674630773728 is an abundant number, since it is smaller than the sum of its proper divisors (1102465162272).

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

674630773728 is a wasteful number, since it uses less digits than its factorization.

674630773728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18984 (or 18976 counting only the distinct ones).

The product of its (nonzero) digits is 49787136, while the sum is 60.

The spelling of 674630773728 in words is "six hundred seventy-four billion, six hundred thirty million, seven hundred seventy-three thousand, seven hundred twenty-eight".