74020882809 has 16 divisors (see below), whose sum is σ = 104538226752. Its totient is φ = 46427516928.

The previous prime is 74020882801. The next prime is 74020882823. The reversal of 74020882809 is 90828802047.

It is not a de Polignac number, because 74020882809 - 2³ = 74020882801 is a prime.

It is not an unprimeable number, because it can be changed into a prime (74020882801) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 123199 + ... + 404004.

It is an arithmetic number, because the mean of its divisors is an integer number (6533639172).

Almost surely, 2^74020882809 is an apocalyptic number.

It is an amenable number.

74020882809 is a deficient number, since it is larger than the sum of its proper divisors (30517343943).

74020882809 is a wasteful number, since it uses less digits than its factorization.

74020882809 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 529976.

The product of its (nonzero) digits is 516096, while the sum is 48.

The spelling of 74020882809 in words is "seventy-four billion, twenty million, eight hundred eighty-two thousand, eight hundred nine".