45452445322 has 4 divisors (see below), whose sum is σ = 68178667986. Its totient is φ = 22726222660.

The previous prime is 45452445319. The next prime is 45452445323. The reversal of 45452445322 is 22354425454.

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

It can be written as a sum of positive squares in only one way, i.e., 44461517881 + 990927441 = 210859^2 + 31479^2 .

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 not an unprimeable number, because it can be changed into a prime (45452445323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11363111329 + ... + 11363111332.

Almost surely, 2^45452445322 is an apocalyptic number.

45452445322 is a deficient number, since it is larger than the sum of its proper divisors (22726222664).

45452445322 is a wasteful number, since it uses less digits than its factorization.

45452445322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22726222663.

The product of its digits is 768000, while the sum is 40.

The spelling of 45452445322 in words is "forty-five billion, four hundred fifty-two million, four hundred forty-five thousand, three hundred twenty-two".