29726305120 has 48 divisors (see below), whose sum is σ = 71418730320. Its totient is φ = 11688984064.

The previous prime is 29726305079. The next prime is 29726305129. The reversal of 29726305120 is 2150362792.

It is a self number, because there is not a number n which added to its sum of digits gives 29726305120.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29726305129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1565047 + ... + 1583926.

It is an arithmetic number, because the mean of its divisors is an integer number (1487890215).

Almost surely, 2^29726305120 is an apocalyptic number.

29726305120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

29726305120 is an abundant number, since it is smaller than the sum of its proper divisors (41692425200).

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

29726305120 is a wasteful number, since it uses less digits than its factorization.

29726305120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3149047 (or 3149039 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 37.

The spelling of 29726305120 in words is "twenty-nine billion, seven hundred twenty-six million, three hundred five thousand, one hundred twenty".