45444422422 has 16 divisors (see below), whose sum is σ = 77943744000. Its totient is φ = 19466426088.

The previous prime is 45444422381. The next prime is 45444422437. The reversal of 45444422422 is 22422444454.

45444422422 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 783928 + ... + 839899.

It is an arithmetic number, because the mean of its divisors is an integer number (4871484000).

Almost surely, 2^45444422422 is an apocalyptic number.

45444422422 is a deficient number, since it is larger than the sum of its proper divisors (32499321578).

45444422422 is a wasteful number, since it uses less digits than its factorization.

45444422422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1625835.

The product of its digits is 327680, while the sum is 37.

Adding to 45444422422 its reverse (22422444454), we get a palindrome (67866866876).

The spelling of 45444422422 in words is "forty-five billion, four hundred forty-four million, four hundred twenty-two thousand, four hundred twenty-two".