988323456 has 64 divisors (see below), whose sum is σ = 2763424800. Its totient is φ = 312099840.

The previous prime is 988323433. The next prime is 988323461. The reversal of 988323456 is 654323889.

It is a tau number, because it is divible by the number of its divisors (64).

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 60435 + ... + 75026.

Almost surely, 2^988323456 is an apocalyptic number.

988323456 is a gapful number since it is divisible by the number (96) formed by its first and last digit.

It is an amenable number.

988323456 is an abundant number, since it is smaller than the sum of its proper divisors (1775101344).

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

988323456 is a wasteful number, since it uses less digits than its factorization.

988323456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135497 (or 135485 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 48.

The square root of 988323456 is about 31437.6121230605. The cubic root of 988323456 is about 996.0925705480.

The spelling of 988323456 in words is "nine hundred eighty-eight million, three hundred twenty-three thousand, four hundred fifty-six".