29574712729 has 9 divisors (see below), whose sum is σ = 30225610837. Its totient is φ = 28937552764.

The previous prime is 29574712697. The next prime is 29574712733. The reversal of 29574712729 is 92721747592.

The square root of 29574712729 is 171973.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 29574712729 - 2⁵ = 29574712697 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 29574712729.

It is not an unprimeable number, because it can be changed into a prime (29574712799) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 8080902 + ... + 8084560.

Almost surely, 2^29574712729 is an apocalyptic number.

29574712729 is the 171973-rd square number.

29574712729 is the 85987-th centered octagonal number.

It is an amenable number.

29574712729 is a deficient number, since it is larger than the sum of its proper divisors (650898108).

29574712729 is an frugal number, since it uses more digits than its factorization.

29574712729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7412 (or 3706 counting only the distinct ones).

The product of its digits is 4445280, while the sum is 55.

The spelling of 29574712729 in words is "twenty-nine billion, five hundred seventy-four million, seven hundred twelve thousand, seven hundred twenty-nine".