29569540252 has 18 divisors (see below), whose sum is σ = 59140900392. Its totient is φ = 12672270144.

The previous prime is 29569540249. The next prime is 29569540303. The reversal of 29569540252 is 25204596592.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 29569540196 and 29569540205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 893668 + ... + 926164.

Almost surely, 2^29569540252 is an apocalyptic number.

It is an amenable number.

29569540252 is an abundant number, since it is smaller than the sum of its proper divisors (29571360140).

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

29569540252 is an frugal number, since it uses more digits than its factorization.

29569540252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65005 (or 32506 counting only the distinct ones).

The product of its (nonzero) digits is 1944000, while the sum is 49.

The spelling of 29569540252 in words is "twenty-nine billion, five hundred sixty-nine million, five hundred forty thousand, two hundred fifty-two".