979771464 has 240 divisors, whose sum is σ = 3252625200. Its totient is φ = 274663872.

The previous prime is 979771453. The next prime is 979771483. The reversal of 979771464 is 464177979.

979771464 is a `hidden beast` number, since 97 + 97 + 7 + 1 + 464 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 979771464.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 1873107 + ... + 1873629.

It is an arithmetic number, because the mean of its divisors is an integer number (13552605).

Almost surely, 2^979771464 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 979771464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1626312600).

979771464 is an abundant number, since it is smaller than the sum of its proper divisors (2272853736).

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

979771464 is a wasteful number, since it uses less digits than its factorization.

979771464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 614 (or 594 counting only the distinct ones).

The product of its digits is 2667168, while the sum is 54.

The square root of 979771464 is about 31301.3013148016. The cubic root of 979771464 is about 993.2111707592.

The spelling of 979771464 in words is "nine hundred seventy-nine million, seven hundred seventy-one thousand, four hundred sixty-four".