45522431345 has 4 divisors (see below), whose sum is σ = 54626917620. Its totient is φ = 36417945072.

The previous prime is 45522431333. The next prime is 45522431369. The reversal of 45522431345 is 54313422554.

45522431345 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 54313422554 = 2 ⋅27156711277.

It can be written as a sum of positive squares in 2 ways, for example, as 5493626161 + 40028805184 = 74119^2 + 200072^2 .

It is a cyclic number.

It is not a de Polignac number, because 45522431345 - 2⁴ = 45522431329 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 45522431299 and 45522431308.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4552243130 + ... + 4552243139.

It is an arithmetic number, because the mean of its divisors is an integer number (13656729405).

Almost surely, 2^45522431345 is an apocalyptic number.

It is an amenable number.

45522431345 is a deficient number, since it is larger than the sum of its proper divisors (9104486275).

45522431345 is an equidigital number, since it uses as much as digits as its factorization.

45522431345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9104486274.

The product of its digits is 288000, while the sum is 38.

Adding to 45522431345 its reverse (54313422554), we get a palindrome (99835853899).

The spelling of 45522431345 in words is "forty-five billion, five hundred twenty-two million, four hundred thirty-one thousand, three hundred forty-five".