74115706564 has 27 divisors (see below), whose sum is σ = 134051932623. Its totient is φ = 35854271400.

The previous prime is 74115706549. The next prime is 74115706619. The reversal of 74115706564 is 46560751147.

The square root of 74115706564 is 272242.

It is a perfect power (a square), and thus also a powerful number.

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is an unprimeable number.

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 8 ways as a sum of consecutive naturals, for example, 16876809 + ... + 16881199.

Almost surely, 2^74115706564 is an apocalyptic number.

74115706564 is the 272242-nd square number.

It is an amenable number.

74115706564 is a deficient number, since it is larger than the sum of its proper divisors (59936226059).

74115706564 is an frugal number, since it uses more digits than its factorization.

74115706564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8848 (or 4424 counting only the distinct ones).

The product of its (nonzero) digits is 705600, while the sum is 46.

The spelling of 74115706564 in words is "seventy-four billion, one hundred fifteen million, seven hundred six thousand, five hundred sixty-four".