45232245613 has 4 divisors (see below), whose sum is σ = 45336708508. Its totient is φ = 45127782720.

The previous prime is 45232245599. The next prime is 45232245673. The reversal of 45232245613 is 31654223254.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 31654223254 = 2 ⋅15827111627.

It can be written as a sum of positive squares in 2 ways, for example, as 1744148169 + 43488097444 = 41763^2 + 208538^2 .

It is a cyclic number.

It is not a de Polignac number, because 45232245613 - 2²⁹ = 44695374701 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 (45232245673) 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, 52230798 + ... + 52231663.

It is an arithmetic number, because the mean of its divisors is an integer number (11334177127).

Almost surely, 2^45232245613 is an apocalyptic number.

It is an amenable number.

45232245613 is a deficient number, since it is larger than the sum of its proper divisors (104462895).

45232245613 is a wasteful number, since it uses less digits than its factorization.

45232245613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104462894.

The product of its digits is 172800, while the sum is 37.

Adding to 45232245613 its reverse (31654223254), we get a palindrome (76886468867).

The spelling of 45232245613 in words is "forty-five billion, two hundred thirty-two million, two hundred forty-five thousand, six hundred thirteen".