901312444656 has 60 divisors (see below), whose sum is σ = 2716455568008. Its totient is φ = 277326905472.

The previous prime is 901312444633. The next prime is 901312444663. The reversal of 901312444656 is 656444213109.

901312444656 is a `hidden beast` number, since 9 + 0 + 131 + 24 + 446 + 56 = 666.

901312444656 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 240733290 + ... + 240737033.

Almost surely, 2^901312444656 is an apocalyptic number.

It is an amenable number.

901312444656 is an abundant number, since it is smaller than the sum of its proper divisors (1815143123352).

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

901312444656 is a wasteful number, since it uses less digits than its factorization.

901312444656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 481470350 (or 481470341 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 45.

The spelling of 901312444656 in words is "nine hundred one billion, three hundred twelve million, four hundred forty-four thousand, six hundred fifty-six".