74932408319 has 4 divisors (see below), whose sum is σ = 75245933280. Its totient is φ = 74618883360.

The previous prime is 74932408237. The next prime is 74932408337. The reversal of 74932408319 is 91380423947.

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

It is a cyclic number.

It is not a de Polignac number, because 74932408319 - 2³² = 70637441023 is a prime.

It is a super-2 number, since 2×74932408319² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74932408349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 156762122 + ... + 156762599.

It is an arithmetic number, because the mean of its divisors is an integer number (18811483320).

Almost surely, 2^74932408319 is an apocalyptic number.

74932408319 is a deficient number, since it is larger than the sum of its proper divisors (313524961).

74932408319 is a wasteful number, since it uses less digits than its factorization.

74932408319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313524960.

The product of its (nonzero) digits is 1306368, while the sum is 50.

The spelling of 74932408319 in words is "seventy-four billion, nine hundred thirty-two million, four hundred eight thousand, three hundred nineteen".