74523015464 has 32 divisors (see below), whose sum is σ = 147976946280. Its totient is φ = 35063291904.

The previous prime is 74523015439. The next prime is 74523015473. The reversal of 74523015464 is 46451032547.

It can be written as a sum of positive squares in 4 ways, for example, as 73869804100 + 653211364 = 271790^2 + 25558^2 .

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 7 ways as a sum of consecutive naturals, for example, 749774 + ... + 843330.

Almost surely, 2^74523015464 is an apocalyptic number.

It is an amenable number.

74523015464 is a deficient number, since it is larger than the sum of its proper divisors (73453930816).

74523015464 is a wasteful number, since it uses less digits than its factorization.

74523015464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99437 (or 99433 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 41.

The spelling of 74523015464 in words is "seventy-four billion, five hundred twenty-three million, fifteen thousand, four hundred sixty-four".