22405502442 has 16 divisors (see below), whose sum is σ = 44826194592. Its totient is φ = 7465969200.

The previous prime is 22405502423. The next prime is 22405502467. The reversal of 22405502442 is 24420550422.

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, 613684 + ... + 649167.

It is an arithmetic number, because the mean of its divisors is an integer number (2801637162).

Almost surely, 2^22405502442 is an apocalyptic number.

22405502442 is an abundant number, since it is smaller than the sum of its proper divisors (22420692150).

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

22405502442 is a wasteful number, since it uses less digits than its factorization.

22405502442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1265813.

The product of its (nonzero) digits is 25600, while the sum is 30.

The spelling of 22405502442 in words is "twenty-two billion, four hundred five million, five hundred two thousand, four hundred forty-two".