22022473752 has 48 divisors (see below), whose sum is σ = 61853249640. Its totient is φ = 7340823936.

The previous prime is 22022473751. The next prime is 22022473793. The reversal of 22022473752 is 25737422022.

22022473752 is a `hidden beast` number, since 220 + 22 + 47 + 375 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22022473751) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5662273 + ... + 5666160.

Almost surely, 2^22022473752 is an apocalyptic number.

It is an amenable number.

22022473752 is an abundant number, since it is smaller than the sum of its proper divisors (39830775888).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22022473752 is a wasteful number, since it uses less digits than its factorization.

22022473752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11328454 (or 11328438 counting only the distinct ones).

The product of its (nonzero) digits is 94080, while the sum is 36.

Adding to 22022473752 its reverse (25737422022), we get a palindrome (47759895774).

The spelling of 22022473752 in words is "twenty-two billion, twenty-two million, four hundred seventy-three thousand, seven hundred fifty-two".