32809768252 has 48 divisors (see below), whose sum is σ = 61582913280. Its totient is φ = 15249427200.

The previous prime is 32809768247. The next prime is 32809768261. The reversal of 32809768252 is 25286790823.

It is a super-4 number, since 4×32809768252⁴ (a number of 43 digits) contains 4444 as substring.

It is a Smith number, since the sum of its digits (52) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 32809768252.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1124148 + ... + 1152964.

It is an arithmetic number, because the mean of its divisors is an integer number (1282977360).

Almost surely, 2^32809768252 is an apocalyptic number.

It is an amenable number.

32809768252 is a deficient number, since it is larger than the sum of its proper divisors (28773145028).

32809768252 is a wasteful number, since it uses less digits than its factorization.

32809768252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29122 (or 29120 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 52.

The spelling of 32809768252 in words is "thirty-two billion, eight hundred nine million, seven hundred sixty-eight thousand, two hundred fifty-two".