45645613223 has 12 divisors (see below), whose sum is σ = 53121305952. Its totient is φ = 39107607840.

The previous prime is 45645613219. The next prime is 45645613249. The reversal of 45645613223 is 32231654654.

It is not a de Polignac number, because 45645613223 - 2² = 45645613219 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45645613213) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 91598 + ... + 315723.

It is an arithmetic number, because the mean of its divisors is an integer number (4426775496).

Almost surely, 2^45645613223 is an apocalyptic number.

45645613223 is a deficient number, since it is larger than the sum of its proper divisors (7475692729).

45645613223 is a wasteful number, since it uses less digits than its factorization.

45645613223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409622 (or 409615 counting only the distinct ones).

The product of its digits is 518400, while the sum is 41.

The spelling of 45645613223 in words is "forty-five billion, six hundred forty-five million, six hundred thirteen thousand, two hundred twenty-three".