981470598256 has 20 divisors (see below), whose sum is σ = 1901615391504. Its totient is φ = 490731142400.

The previous prime is 981470598247. The next prime is 981470598271. The reversal of 981470598256 is 652895074189.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2732661 + ... + 3070891.

Almost surely, 2^981470598256 is an apocalyptic number.

It is an amenable number.

981470598256 is a deficient number, since it is larger than the sum of its proper divisors (920144793248).

981470598256 is a wasteful number, since it uses less digits than its factorization.

981470598256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 519600 (or 519594 counting only the distinct ones).

The product of its (nonzero) digits is 43545600, while the sum is 64.

The spelling of 981470598256 in words is "nine hundred eighty-one billion, four hundred seventy million, five hundred ninety-eight thousand, two hundred fifty-six".