29556581452 has 12 divisors (see below), whose sum is σ = 51955965376. Its totient is φ = 14712019920.

The previous prime is 29556581443. The next prime is 29556581557. The reversal of 29556581452 is 25418565592.

It is a self number, because there is not a number n which added to its sum of digits gives 29556581452.

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 3 ways as a sum of consecutive naturals, for example, 16566699 + ... + 16568482.

Almost surely, 2^29556581452 is an apocalyptic number.

It is an amenable number.

29556581452 is a deficient number, since it is larger than the sum of its proper divisors (22399383924).

29556581452 is a wasteful number, since it uses less digits than its factorization.

29556581452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33135408 (or 33135406 counting only the distinct ones).

The product of its digits is 4320000, while the sum is 52.

The spelling of 29556581452 in words is "twenty-nine billion, five hundred fifty-six million, five hundred eighty-one thousand, four hundred fifty-two".