74531424499 has 16 divisors (see below), whose sum is σ = 85440579840. Its totient is φ = 63688030560.

The previous prime is 74531424479. The next prime is 74531424511. The reversal of 74531424499 is 99442413547.

It is not a de Polignac number, because 74531424499 - 2¹¹ = 74531422451 is a prime.

It is not an unprimeable number, because it can be changed into a prime (74531424449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3036972 + ... + 3061414.

It is an arithmetic number, because the mean of its divisors is an integer number (5340036240).

Almost surely, 2^74531424499 is an apocalyptic number.

74531424499 is a deficient number, since it is larger than the sum of its proper divisors (10909155341).

74531424499 is a wasteful number, since it uses less digits than its factorization.

74531424499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25770.

The product of its digits is 4354560, while the sum is 52.

The spelling of 74531424499 in words is "seventy-four billion, five hundred thirty-one million, four hundred twenty-four thousand, four hundred ninety-nine".