45374594809 has 2 divisors, whose sum is σ = 45374594810. Its totient is φ = 45374594808.

The previous prime is 45374594701. The next prime is 45374594813. The reversal of 45374594809 is 90849547354.

45374594809 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34123325625 + 11251269184 = 184725^2 + 106072^2 .

It is a cyclic number.

It is not a de Polignac number, because 45374594809 - 2¹⁵ = 45374562041 is a prime.

It is not a weakly prime, because it can be changed into another prime (45374594819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22687297404 + 22687297405.

It is an arithmetic number, because the mean of its divisors is an integer number (22687297405).

Almost surely, 2^45374594809 is an apocalyptic number.

It is an amenable number.

45374594809 is a deficient number, since it is larger than the sum of its proper divisors (1).

45374594809 is an equidigital number, since it uses as much as digits as its factorization.

45374594809 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21772800, while the sum is 58.

The spelling of 45374594809 in words is "forty-five billion, three hundred seventy-four million, five hundred ninety-four thousand, eight hundred nine".