74364448239 has 24 divisors (see below), whose sum is σ = 113458954752. Its totient is φ = 46861310160.

The previous prime is 74364448159. The next prime is 74364448259. The reversal of 74364448239 is 93284446347.

74364448239 is a `hidden beast` number, since 7 + 4 + 364 + 4 + 48 + 239 = 666.

It is not a de Polignac number, because 74364448239 - 2⁷ = 74364448111 is a prime.

It is a super-2 number, since 2×74364448239² (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 (74364448259) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3087297 + ... + 3111290.

It is an arithmetic number, because the mean of its divisors is an integer number (4727456448).

Almost surely, 2^74364448239 is an apocalyptic number.

74364448239 is a deficient number, since it is larger than the sum of its proper divisors (39094506513).

74364448239 is a wasteful number, since it uses less digits than its factorization.

74364448239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6198667 (or 6198664 counting only the distinct ones).

The product of its digits is 13934592, while the sum is 54.

The spelling of 74364448239 in words is "seventy-four billion, three hundred sixty-four million, four hundred forty-eight thousand, two hundred thirty-nine".