5321639652 has 24 divisors (see below), whose sum is σ = 14191039296. Its totient is φ = 1520468448.

The previous prime is 5321639647. The next prime is 5321639671. The reversal of 5321639652 is 2569361235.

It is a happy number.

It is a super-2 number, since 2×5321639652² = 56639697171477362208, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31676343 + ... + 31676510.

It is an arithmetic number, because the mean of its divisors is an integer number (591293304).

Almost surely, 2^5321639652 is an apocalyptic number.

It is an amenable number.

5321639652 is an abundant number, since it is smaller than the sum of its proper divisors (8869399644).

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

5321639652 is a wasteful number, since it uses less digits than its factorization.

5321639652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63352867 (or 63352865 counting only the distinct ones).

The product of its digits is 291600, while the sum is 42.

The square root of 5321639652 is about 72949.5692379331. The cubic root of 5321639652 is about 1745.8830736429.

The spelling of 5321639652 in words is "five billion, three hundred twenty-one million, six hundred thirty-nine thousand, six hundred fifty-two".