74964650825 has 24 divisors (see below), whose sum is σ = 94341208800. Its totient is φ = 59080095360.

The previous prime is 74964650821. The next prime is 74964650857. The reversal of 74964650825 is 52805646947.

It is not a de Polignac number, because 74964650825 - 2² = 74964650821 is a prime.

It is not an unprimeable number, because it can be changed into a prime (74964650821) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 1543766 + ... + 1591584.

It is an arithmetic number, because the mean of its divisors is an integer number (3930883700).

Almost surely, 2^74964650825 is an apocalyptic number.

It is an amenable number.

74964650825 is a deficient number, since it is larger than the sum of its proper divisors (19376557975).

74964650825 is a wasteful number, since it uses less digits than its factorization.

74964650825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48761 (or 48756 counting only the distinct ones).

The product of its (nonzero) digits is 14515200, while the sum is 56.

The spelling of 74964650825 in words is "seventy-four billion, nine hundred sixty-four million, six hundred fifty thousand, eight hundred twenty-five".