45074373593 has 4 divisors (see below), whose sum is σ = 45074833380. Its totient is φ = 45073913808.

The previous prime is 45074373583. The next prime is 45074373611. The reversal of 45074373593 is 39537347054.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 39537347054 = 2 ⋅19768673527.

It can be written as a sum of positive squares in 2 ways, for example, as 19934051344 + 25140322249 = 141188^2 + 158557^2 .

It is a cyclic number.

It is not a de Polignac number, because 45074373593 - 2²⁴ = 45057596377 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (45074373583) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17330 + ... + 300747.

It is an arithmetic number, because the mean of its divisors is an integer number (11268708345).

Almost surely, 2^45074373593 is an apocalyptic number.

It is an amenable number.

45074373593 is a deficient number, since it is larger than the sum of its proper divisors (459787).

45074373593 is a wasteful number, since it uses less digits than its factorization.

45074373593 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 459786.

The product of its (nonzero) digits is 4762800, while the sum is 50.

The spelling of 45074373593 in words is "forty-five billion, seventy-four million, three hundred seventy-three thousand, five hundred ninety-three".