394580613328 has 40 divisors (see below), whose sum is σ = 834283075680. Its totient is φ = 179293933440.

The previous prime is 394580613307. The next prime is 394580613341. The reversal of 394580613328 is 823316085493.

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, 141343 + ... + 899521.

It is an arithmetic number, because the mean of its divisors is an integer number (20857076892).

Almost surely, 2^394580613328 is an apocalyptic number.

It is an amenable number.

394580613328 is an abundant number, since it is smaller than the sum of its proper divisors (439702462352).

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

394580613328 is a wasteful number, since it uses less digits than its factorization.

394580613328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 761155 (or 761149 counting only the distinct ones).

The product of its (nonzero) digits is 3732480, while the sum is 52.

The spelling of 394580613328 in words is "three hundred ninety-four billion, five hundred eighty million, six hundred thirteen thousand, three hundred twenty-eight".