45507045757 has 2 divisors, whose sum is σ = 45507045758. Its totient is φ = 45507045756.

The previous prime is 45507045743. The next prime is 45507045763. The reversal of 45507045757 is 75754070554.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 45465327076 + 41718681 = 213226^2 + 6459^2 .

It is a cyclic number.

It is not a de Polignac number, because 45507045757 - 2²⁷ = 45372828029 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 45507045757.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45507045737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22753522878 + 22753522879.

It is an arithmetic number, because the mean of its divisors is an integer number (22753522879).

Almost surely, 2^45507045757 is an apocalyptic number.

It is an amenable number.

45507045757 is a deficient number, since it is larger than the sum of its proper divisors (1).

45507045757 is an equidigital number, since it uses as much as digits as its factorization.

45507045757 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3430000, while the sum is 49.

The spelling of 45507045757 in words is "forty-five billion, five hundred seven million, forty-five thousand, seven hundred fifty-seven".