74596885641 has 6 divisors (see below), whose sum is σ = 107751057050. Its totient is φ = 49731257088.

The previous prime is 74596885633. The next prime is 74596885667. The reversal of 74596885641 is 14658869547.

74596885641 is a `hidden beast` number, since 7 + 4 + 5 + 9 + 68 + 8 + 564 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 69340055625 + 5256830016 = 263325^2 + 72504^2 .

It is not a de Polignac number, because 74596885641 - 2³ = 74596885633 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (74596885621) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4144271416 + ... + 4144271433.

Almost surely, 2^74596885641 is an apocalyptic number.

It is an amenable number.

74596885641 is a deficient number, since it is larger than the sum of its proper divisors (33154171409).

74596885641 is a wasteful number, since it uses less digits than its factorization.

74596885641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8288542855 (or 8288542852 counting only the distinct ones).

The product of its digits is 58060800, while the sum is 63.

The spelling of 74596885641 in words is "seventy-four billion, five hundred ninety-six million, eight hundred eighty-five thousand, six hundred forty-one".