45505454539 has 2 divisors, whose sum is σ = 45505454540. Its totient is φ = 45505454538.

The previous prime is 45505454521. The next prime is 45505454581. The reversal of 45505454539 is 93545450554.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45505454539 - 2²³ = 45497065931 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45505454492 and 45505454501.

It is not a weakly prime, because it can be changed into another prime (45505452539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22752727269 + 22752727270.

It is an arithmetic number, because the mean of its divisors is an integer number (22752727270).

Almost surely, 2^45505454539 is an apocalyptic number.

45505454539 is a deficient number, since it is larger than the sum of its proper divisors (1).

45505454539 is an equidigital number, since it uses as much as digits as its factorization.

45505454539 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5400000, while the sum is 49.

The spelling of 45505454539 in words is "forty-five billion, five hundred five million, four hundred fifty-four thousand, five hundred thirty-nine".