45052575223 has 4 divisors (see below), whose sum is σ = 45687118608. Its totient is φ = 44418031840.

The previous prime is 45052575209. The next prime is 45052575241. The reversal of 45052575223 is 32257525054.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45052575223 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45052575263) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 317271586 + ... + 317271727.

It is an arithmetic number, because the mean of its divisors is an integer number (11421779652).

Almost surely, 2^45052575223 is an apocalyptic number.

45052575223 is a deficient number, since it is larger than the sum of its proper divisors (634543385).

45052575223 is an equidigital number, since it uses as much as digits as its factorization.

45052575223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 634543384.

The product of its (nonzero) digits is 420000, while the sum is 40.

The spelling of 45052575223 in words is "forty-five billion, fifty-two million, five hundred seventy-five thousand, two hundred twenty-three".