45515433245 has 4 divisors (see below), whose sum is σ = 54618519900. Its totient is φ = 36412346592.

The previous prime is 45515433233. The next prime is 45515433247. The reversal of 45515433245 is 54233451554.

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

It can be written as a sum of positive squares in 2 ways, for example, as 4742939161 + 40772494084 = 68869^2 + 201922^2 .

It is a cyclic number.

It is not a de Polignac number, because 45515433245 - 2⁶ = 45515433181 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45515433247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4551543320 + ... + 4551543329.

It is an arithmetic number, because the mean of its divisors is an integer number (13654629975).

Almost surely, 2^45515433245 is an apocalyptic number.

It is an amenable number.

45515433245 is a deficient number, since it is larger than the sum of its proper divisors (9103086655).

45515433245 is an equidigital number, since it uses as much as digits as its factorization.

45515433245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9103086654.

The product of its digits is 720000, while the sum is 41.

Adding to 45515433245 its reverse (54233451554), we get a palindrome (99748884799).

The spelling of 45515433245 in words is "forty-five billion, five hundred fifteen million, four hundred thirty-three thousand, two hundred forty-five".