916448880 has 40 divisors (see below), whose sum is σ = 2840992272. Its totient is φ = 244386304.

The previous prime is 916448879. The next prime is 916448959. The reversal of 916448880 is 88844619.

It is a tau number, because it is divible by the number of its divisors (40).

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

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, 1909029 + ... + 1909508.

Almost surely, 2^916448880 is an apocalyptic number.

It is an amenable number.

916448880 is an abundant number, since it is smaller than the sum of its proper divisors (1924543392).

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

916448880 is a wasteful number, since it uses less digits than its factorization.

916448880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3818553 (or 3818547 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 48.

The square root of 916448880 is about 30272.9066988950. The cubic root of 916448880 is about 971.3358432662.

The spelling of 916448880 in words is "nine hundred sixteen million, four hundred forty-eight thousand, eight hundred eighty".