74584339139 has 8 divisors (see below), whose sum is σ = 78993919008. Its totient is φ = 70177233280.

The previous prime is 74584339111. The next prime is 74584339163. The reversal of 74584339139 is 93193348547.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 74584339139 - 2²⁰ = 74583290563 is a prime.

It is a super-2 number, since 2×74584339139² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74584339169) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 556247 + ... + 677184.

It is an arithmetic number, because the mean of its divisors is an integer number (9874239876).

Almost surely, 2^74584339139 is an apocalyptic number.

74584339139 is a deficient number, since it is larger than the sum of its proper divisors (4409579869).

74584339139 is a wasteful number, since it uses less digits than its factorization.

74584339139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1237005.

The product of its digits is 9797760, while the sum is 56.

The spelling of 74584339139 in words is "seventy-four billion, five hundred eighty-four million, three hundred thirty-nine thousand, one hundred thirty-nine".