29824407825 has 24 divisors (see below), whose sum is σ = 51904936800. Its totient is φ = 15069173760.

The previous prime is 29824407803. The next prime is 29824407829. The reversal of 29824407825 is 52870442892.

It is not a de Polignac number, because 29824407825 - 2⁹ = 29824407313 is a prime.

It is a super-2 number, since 2×29824407825² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (29824407829) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 10463280 + ... + 10466129.

It is an arithmetic number, because the mean of its divisors is an integer number (2162705700).

Almost surely, 2^29824407825 is an apocalyptic number.

29824407825 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

29824407825 is a deficient number, since it is larger than the sum of its proper divisors (22080528975).

29824407825 is a wasteful number, since it uses less digits than its factorization.

29824407825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20929441 (or 20929436 counting only the distinct ones).

The product of its (nonzero) digits is 2580480, while the sum is 51.

The spelling of 29824407825 in words is "twenty-nine billion, eight hundred twenty-four million, four hundred seven thousand, eight hundred twenty-five".