74735320465 has 32 divisors (see below), whose sum is σ = 96920966016. Its totient is φ = 54995266560.

The previous prime is 74735320441. The next prime is 74735320469. The reversal of 74735320465 is 56402353747.

It is not a de Polignac number, because 74735320465 - 2⁵ = 74735320433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74735320469) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39189042 + ... + 39190948.

It is an arithmetic number, because the mean of its divisors is an integer number (3028780188).

Almost surely, 2^74735320465 is an apocalyptic number.

It is an amenable number.

74735320465 is a deficient number, since it is larger than the sum of its proper divisors (22185645551).

74735320465 is a wasteful number, since it uses less digits than its factorization.

74735320465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3729.

The product of its (nonzero) digits is 2116800, while the sum is 46.

The spelling of 74735320465 in words is "seventy-four billion, seven hundred thirty-five million, three hundred twenty thousand, four hundred sixty-five".