988931056 has 20 divisors (see below), whose sum is σ = 1939141512. Its totient is φ = 488507456.

The previous prime is 988931051. The next prime is 988931087. The reversal of 988931056 is 650139889.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (988931051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 371011 + ... + 373666.

Almost surely, 2^988931056 is an apocalyptic number.

It is an amenable number.

988931056 is a deficient number, since it is larger than the sum of its proper divisors (950210456).

988931056 is a wasteful number, since it uses less digits than its factorization.

988931056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 744768 (or 744762 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 49.

The square root of 988931056 is about 31447.2742221007. The cubic root of 988931056 is about 996.2966541598.

The spelling of 988931056 in words is "nine hundred eighty-eight million, nine hundred thirty-one thousand, fifty-six".