5312566404 has 144 divisors (see below), whose sum is σ = 14291397120. Its totient is φ = 1660538880.

The previous prime is 5312566403. The next prime is 5312566411. The reversal of 5312566404 is 4046652135.

5312566404 is a `hidden beast` number, since 5 + 3 + 1 + 2 + 5 + 6 + 640 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (5312566403) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15764124 + ... + 15764460.

Almost surely, 2^5312566404 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 5312566404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7145698560).

5312566404 is an abundant number, since it is smaller than the sum of its proper divisors (8978830716).

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

5312566404 is a wasteful number, since it uses less digits than its factorization.

5312566404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 690 (or 685 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The square root of 5312566404 is about 72887.3542118247. The cubic root of 5312566404 is about 1744.8902817965.

The spelling of 5312566404 in words is "five billion, three hundred twelve million, five hundred sixty-six thousand, four hundred four".