45091087799 has 2 divisors, whose sum is σ = 45091087800. Its totient is φ = 45091087798.

The previous prime is 45091087763. The next prime is 45091087843. The reversal of 45091087799 is 99778019054.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45091087799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45091087729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22545543899 + 22545543900.

It is an arithmetic number, because the mean of its divisors is an integer number (22545543900).

Almost surely, 2^45091087799 is an apocalyptic number.

45091087799 is a deficient number, since it is larger than the sum of its proper divisors (1).

45091087799 is an equidigital number, since it uses as much as digits as its factorization.

45091087799 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5715360, while the sum is 59.

The spelling of 45091087799 in words is "forty-five billion, ninety-one million, eighty-seven thousand, seven hundred ninety-nine".