74011147239 has 4 divisors (see below), whose sum is σ = 98681529656. Its totient is φ = 49340764824.

The previous prime is 74011147201. The next prime is 74011147247. The reversal of 74011147239 is 93274111047.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 74011147239 - 2⁸ = 74011146983 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 74011147197 and 74011147206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74011147289) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12335191204 + ... + 12335191209.

It is an arithmetic number, because the mean of its divisors is an integer number (24670382414).

Almost surely, 2^74011147239 is an apocalyptic number.

74011147239 is a deficient number, since it is larger than the sum of its proper divisors (24670382417).

74011147239 is a wasteful number, since it uses less digits than its factorization.

74011147239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24670382416.

The product of its (nonzero) digits is 42336, while the sum is 39.

The spelling of 74011147239 in words is "seventy-four billion, eleven million, one hundred forty-seven thousand, two hundred thirty-nine".