74059923639 has 16 divisors (see below), whose sum is σ = 106383642624. Its totient is φ = 45557685600.

The previous prime is 74059923629. The next prime is 74059923643. The reversal of 74059923639 is 93632995047.

It is a happy number.

It is not a de Polignac number, because 74059923639 - 2¹⁵ = 74059890871 is a prime.

It is a super-2 number, since 2×74059923639² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74059923629) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 265407 + ... + 467504.

It is an arithmetic number, because the mean of its divisors is an integer number (6648977664).

Almost surely, 2^74059923639 is an apocalyptic number.

74059923639 is a deficient number, since it is larger than the sum of its proper divisors (32323718985).

74059923639 is a wasteful number, since it uses less digits than its factorization.

74059923639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 735518.

The product of its (nonzero) digits is 11022480, while the sum is 57.

The spelling of 74059923639 in words is "seventy-four billion, fifty-nine million, nine hundred twenty-three thousand, six hundred thirty-nine".