29725134275 has 12 divisors (see below), whose sum is σ = 37758171864. Its totient is φ = 23200104000.

The previous prime is 29725134239. The next prime is 29725134347. The reversal of 29725134275 is 57243152792.

It is not a de Polignac number, because 29725134275 - 2¹² = 29725130179 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14499041 + ... + 14501090.

It is an arithmetic number, because the mean of its divisors is an integer number (3146514322).

Almost surely, 2^29725134275 is an apocalyptic number.

29725134275 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

29725134275 is a deficient number, since it is larger than the sum of its proper divisors (8033037589).

29725134275 is a wasteful number, since it uses less digits than its factorization.

29725134275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29000182 (or 29000177 counting only the distinct ones).

The product of its digits is 1058400, while the sum is 47.

The spelling of 29725134275 in words is "twenty-nine billion, seven hundred twenty-five million, one hundred thirty-four thousand, two hundred seventy-five".