5312721582 has 32 divisors (see below), whose sum is σ = 13492627200. Its totient is φ = 1517920344.

The previous prime is 5312721581. The next prime is 5312721649. The reversal of 5312721582 is 2851272135.

5312721582 is a `hidden beast` number, since 5 + 3 + 1 + 2 + 72 + 1 + 582 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5312721581) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7027032 + ... + 7027787.

It is an arithmetic number, because the mean of its divisors is an integer number (421644600).

Almost surely, 2^5312721582 is an apocalyptic number.

5312721582 is an abundant number, since it is smaller than the sum of its proper divisors (8179905618).

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

5312721582 is a wasteful number, since it uses less digits than its factorization.

5312721582 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14054837 (or 14054831 counting only the distinct ones).

The product of its digits is 33600, while the sum is 36.

The square root of 5312721582 is about 72888.4187096963. The cubic root of 5312721582 is about 1744.9072708201.

The spelling of 5312721582 in words is "five billion, three hundred twelve million, seven hundred twenty-one thousand, five hundred eighty-two".