5312540556 has 72 divisors (see below), whose sum is σ = 13971636224. Its totient is φ = 1700183520.

The previous prime is 5312540509. The next prime is 5312540561. The reversal of 5312540556 is 6550452135.

5312540556 is a `hidden beast` number, since 53 + 1 + 2 + 54 + 0 + 556 = 666.

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

It is a self number, because there is not a number n which added to its sum of digits gives 5312540556.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 122991 + ... + 160473.

Almost surely, 2^5312540556 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 5312540556, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6985818112).

5312540556 is an abundant number, since it is smaller than the sum of its proper divisors (8659095668).

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

5312540556 is a wasteful number, since it uses less digits than its factorization.

5312540556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37651 (or 37646 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 36.

The square root of 5312540556 is about 72887.1768969000. The cubic root of 5312540556 is about 1744.8874519026.

The spelling of 5312540556 in words is "five billion, three hundred twelve million, five hundred forty thousand, five hundred fifty-six".