74463392409 has 16 divisors (see below), whose sum is σ = 113777215488. Its totient is φ = 42434564112.

The previous prime is 74463392407. The next prime is 74463392429. The reversal of 74463392409 is 90429336447.

It is not a de Polignac number, because 74463392409 - 2¹ = 74463392407 is a prime.

It is not an unprimeable number, because it can be changed into a prime (74463392407) 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, 4823187 + ... + 4838600.

It is an arithmetic number, because the mean of its divisors is an integer number (7111075968).

Almost surely, 2^74463392409 is an apocalyptic number.

It is an amenable number.

74463392409 is a deficient number, since it is larger than the sum of its proper divisors (39313823079).

74463392409 is a wasteful number, since it uses less digits than its factorization.

74463392409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9662164.

The product of its (nonzero) digits is 3919104, while the sum is 51.

The spelling of 74463392409 in words is "seventy-four billion, four hundred sixty-three million, three hundred ninety-two thousand, four hundred nine".