22403152422 has 128 divisors (see below), whose sum is σ = 58538726400. Its totient is φ = 6216818688.

The previous prime is 22403152411. The next prime is 22403152423. The reversal of 22403152422 is 22425130422.

22403152422 is a `hidden beast` number, since 2 + 2 + 403 + 15 + 242 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22403152423) 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 63 ways as a sum of consecutive naturals, for example, 10754193 + ... + 10756275.

It is an arithmetic number, because the mean of its divisors is an integer number (457333800).

Almost surely, 2^22403152422 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22403152422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29269363200).

22403152422 is an abundant number, since it is smaller than the sum of its proper divisors (36135573978).

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

22403152422 is a wasteful number, since it uses less digits than its factorization.

22403152422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2907 (or 2901 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

Adding to 22403152422 its reverse (22425130422), we get a palindrome (44828282844).

The spelling of 22403152422 in words is "twenty-two billion, four hundred three million, one hundred fifty-two thousand, four hundred twenty-two".