74431840959 has 12 divisors (see below), whose sum is σ = 122871610576. Its totient is φ = 42532480512.

The previous prime is 74431840927. The next prime is 74431840997. The reversal of 74431840959 is 95904813447.

It is not a de Polignac number, because 74431840959 - 2⁵ = 74431840927 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74431840759) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 590728834 + ... + 590728959.

Almost surely, 2^74431840959 is an apocalyptic number.

74431840959 is a deficient number, since it is larger than the sum of its proper divisors (48439769617).

74431840959 is a wasteful number, since it uses less digits than its factorization.

74431840959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1181457806 (or 1181457803 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 54.

The spelling of 74431840959 in words is "seventy-four billion, four hundred thirty-one million, eight hundred forty thousand, nine hundred fifty-nine".