45527620309 has 2 divisors, whose sum is σ = 45527620310. Its totient is φ = 45527620308.

The previous prime is 45527620277. The next prime is 45527620337. The reversal of 45527620309 is 90302672554.

45527620309 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., 45410331409 + 117288900 = 213097^2 + 10830^2 .

It is a cyclic number.

It is not a de Polignac number, because 45527620309 - 2⁵ = 45527620277 is a prime.

It is a super-2 number, since 2×45527620309² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45527620349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22763810154 + 22763810155.

It is an arithmetic number, because the mean of its divisors is an integer number (22763810155).

Almost surely, 2^45527620309 is an apocalyptic number.

It is an amenable number.

45527620309 is a deficient number, since it is larger than the sum of its proper divisors (1).

45527620309 is an equidigital number, since it uses as much as digits as its factorization.

45527620309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 453600, while the sum is 43.

The spelling of 45527620309 in words is "forty-five billion, five hundred twenty-seven million, six hundred twenty thousand, three hundred nine".