45227474293 has 2 divisors, whose sum is σ = 45227474294. Its totient is φ = 45227474292.

The previous prime is 45227474249. The next prime is 45227474309. The reversal of 45227474293 is 39247472254.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41737264209 + 3490210084 = 204297^2 + 59078^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45227474293 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45227474393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22613737146 + 22613737147.

It is an arithmetic number, because the mean of its divisors is an integer number (22613737147).

Almost surely, 2^45227474293 is an apocalyptic number.

It is an amenable number.

45227474293 is a deficient number, since it is larger than the sum of its proper divisors (1).

45227474293 is an equidigital number, since it uses as much as digits as its factorization.

45227474293 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3386880, while the sum is 49.

The spelling of 45227474293 in words is "forty-five billion, two hundred twenty-seven million, four hundred seventy-four thousand, two hundred ninety-three".