764704241625 has 64 divisors (see below), whose sum is σ = 1285971178752. Its totient is φ = 403520000000.

The previous prime is 764704241579. The next prime is 764704241641. The reversal of 764704241625 is 526142407467.

It is not a de Polignac number, because 764704241625 - 2¹² = 764704237529 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 60631570 + ... + 60644180.

It is an arithmetic number, because the mean of its divisors is an integer number (20093299668).

Almost surely, 2^764704241625 is an apocalyptic number.

764704241625 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

It is an amenable number.

764704241625 is a deficient number, since it is larger than the sum of its proper divisors (521266937127).

764704241625 is a wasteful number, since it uses less digits than its factorization.

764704241625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14331 (or 14321 counting only the distinct ones).

The product of its (nonzero) digits is 2257920, while the sum is 48.

The spelling of 764704241625 in words is "seven hundred sixty-four billion, seven hundred four million, two hundred forty-one thousand, six hundred twenty-five".