45520130569 has 2 divisors, whose sum is σ = 45520130570. Its totient is φ = 45520130568.

The previous prime is 45520130497. The next prime is 45520130611. The reversal of 45520130569 is 96503102554.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39834970569 + 5685160000 = 199587^2 + 75400^2 .

It is a cyclic number.

It is not a de Polignac number, because 45520130569 - 2¹⁹ = 45519606281 is a prime.

It is a super-2 number, since 2×45520130569² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (45520130969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22760065284 + 22760065285.

It is an arithmetic number, because the mean of its divisors is an integer number (22760065285).

Almost surely, 2^45520130569 is an apocalyptic number.

It is an amenable number.

45520130569 is a deficient number, since it is larger than the sum of its proper divisors (1).

45520130569 is an equidigital number, since it uses as much as digits as its factorization.

45520130569 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 162000, while the sum is 40.

The spelling of 45520130569 in words is "forty-five billion, five hundred twenty million, one hundred thirty thousand, five hundred sixty-nine".