45227474309 has 2 divisors, whose sum is σ = 45227474310. Its totient is φ = 45227474308.

The previous prime is 45227474293. The next prime is 45227474311. The reversal of 45227474309 is 90347472254.

45227474309 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., 26377008100 + 18850466209 = 162410^2 + 137297^2 .

It is a cyclic number.

It is not a de Polignac number, because 45227474309 - 2⁴ = 45227474293 is a prime.

Together with 45227474311, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45227474359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22613737154 + 22613737155.

It is an arithmetic number, because the mean of its divisors is an integer number (22613737155).

Almost surely, 2^45227474309 is an apocalyptic number.

It is an amenable number.

45227474309 is a deficient number, since it is larger than the sum of its proper divisors (1).

45227474309 is an equidigital number, since it uses as much as digits as its factorization.

45227474309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1693440, while the sum is 47.

The spelling of 45227474309 in words is "forty-five billion, two hundred twenty-seven million, four hundred seventy-four thousand, three hundred nine".