74976736664 has 32 divisors (see below), whose sum is σ = 142500211200. Its totient is φ = 36977609760.

The previous prime is 74976736649. The next prime is 74976736669. The reversal of 74976736664 is 46663767947.

It is a super-3 number, since 3×74976736664³ (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 74976736664.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74976736669) 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 7 ways as a sum of consecutive naturals, for example, 594059 + ... + 709125.

It is an arithmetic number, because the mean of its divisors is an integer number (4453131600).

Almost surely, 2^74976736664 is an apocalyptic number.

It is an amenable number.

74976736664 is a deficient number, since it is larger than the sum of its proper divisors (67523474536).

74976736664 is a wasteful number, since it uses less digits than its factorization.

74976736664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116183 (or 116179 counting only the distinct ones).

The product of its digits is 192036096, while the sum is 65.

The spelling of 74976736664 in words is "seventy-four billion, nine hundred seventy-six million, seven hundred thirty-six thousand, six hundred sixty-four".