22404420132 has 24 divisors (see below), whose sum is σ = 52334642976. Its totient is φ = 7459902528.

The previous prime is 22404420131. The next prime is 22404420149. The reversal of 22404420132 is 23102440422.

It is not an unprimeable number, because it can be changed into a prime (22404420131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1018353 + ... + 1040120.

It is an arithmetic number, because the mean of its divisors is an integer number (2180610124).

Almost surely, 2^22404420132 is an apocalyptic number.

It is an amenable number.

22404420132 is an abundant number, since it is smaller than the sum of its proper divisors (29930222844).

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

22404420132 is a wasteful number, since it uses less digits than its factorization.

22404420132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2059387 (or 2059385 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 22404420132 its reverse (23102440422), we get a palindrome (45506860554).

The spelling of 22404420132 in words is "twenty-two billion, four hundred four million, four hundred twenty thousand, one hundred thirty-two".