45923327993 has 2 divisors, whose sum is σ = 45923327994. Its totient is φ = 45923327992.

The previous prime is 45923327981. The next prime is 45923328001. The reversal of 45923327993 is 39972332954.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 45127354624 + 795973369 = 212432^2 + 28213^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45923327993 is a prime.

It is not a weakly prime, because it can be changed into another prime (45923327903) 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, 22961663996 + 22961663997.

It is an arithmetic number, because the mean of its divisors is an integer number (22961663997).

Almost surely, 2^45923327993 is an apocalyptic number.

It is an amenable number.

45923327993 is a deficient number, since it is larger than the sum of its proper divisors (1).

45923327993 is an equidigital number, since it uses as much as digits as its factorization.

45923327993 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11022480, while the sum is 56.

The spelling of 45923327993 in words is "forty-five billion, nine hundred twenty-three million, three hundred twenty-seven thousand, nine hundred ninety-three".