45049791023 has 2 divisors, whose sum is σ = 45049791024. Its totient is φ = 45049791022.

The previous prime is 45049791011. The next prime is 45049791049. The reversal of 45049791023 is 32019794054.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45049791023 - 2³⁰ = 43976049199 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45049701023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22524895511 + 22524895512.

It is an arithmetic number, because the mean of its divisors is an integer number (22524895512).

Almost surely, 2^45049791023 is an apocalyptic number.

45049791023 is a deficient number, since it is larger than the sum of its proper divisors (1).

45049791023 is an equidigital number, since it uses as much as digits as its factorization.

45049791023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 272160, while the sum is 44.

The spelling of 45049791023 in words is "forty-five billion, forty-nine million, seven hundred ninety-one thousand, twenty-three".