45624773644 has 48 divisors (see below), whose sum is σ = 85290670080. Its totient is φ = 21293012160.

The previous prime is 45624773641. The next prime is 45624773651. The reversal of 45624773644 is 44637742654.

45624773644 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 45624773591 and 45624773600.

It is not an unprimeable number, because it can be changed into a prime (45624773641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2343189 + ... + 2362579.

It is an arithmetic number, because the mean of its divisors is an integer number (1776888960).

Almost surely, 2^45624773644 is an apocalyptic number.

It is an amenable number.

45624773644 is a deficient number, since it is larger than the sum of its proper divisors (39665896436).

45624773644 is a wasteful number, since it uses less digits than its factorization.

45624773644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19870 (or 19868 counting only the distinct ones).

The product of its digits is 13547520, while the sum is 52.

The spelling of 45624773644 in words is "forty-five billion, six hundred twenty-four million, seven hundred seventy-three thousand, six hundred forty-four".