76974409225 has 24 divisors (see below), whose sum is σ = 115500428928. Its totient is φ = 49677600000.

The previous prime is 76974409181. The next prime is 76974409241. The reversal of 76974409225 is 52290447967.

It is not a de Polignac number, because 76974409225 - 2⁹ = 76974408713 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 (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12933901 + ... + 12939850.

It is an arithmetic number, because the mean of its divisors is an integer number (4812517872).

Almost surely, 2^76974409225 is an apocalyptic number.

It is an amenable number.

76974409225 is a deficient number, since it is larger than the sum of its proper divisors (38526019703).

76974409225 is a wasteful number, since it uses less digits than its factorization.

76974409225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25873785 (or 25873780 counting only the distinct ones).

The product of its (nonzero) digits is 7620480, while the sum is 55.

The spelling of 76974409225 in words is "seventy-six billion, nine hundred seventy-four million, four hundred nine thousand, two hundred twenty-five".