45233745641 has 4 divisors (see below), whose sum is σ = 51695709312. Its totient is φ = 38771781972.

The previous prime is 45233745629. The next prime is 45233745643. The reversal of 45233745641 is 14654733254.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 45233745641 - 2²² = 45229551337 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45233745592 and 45233745601.

It is not an unprimeable number, because it can be changed into a prime (45233745643) 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, 3230981825 + ... + 3230981838.

It is an arithmetic number, because the mean of its divisors is an integer number (12923927328).

Almost surely, 2^45233745641 is an apocalyptic number.

It is an amenable number.

45233745641 is a deficient number, since it is larger than the sum of its proper divisors (6461963671).

45233745641 is an equidigital number, since it uses as much as digits as its factorization.

45233745641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6461963670.

The product of its digits is 1209600, while the sum is 44.

The spelling of 45233745641 in words is "forty-five billion, two hundred thirty-three million, seven hundred forty-five thousand, six hundred forty-one".