22440411142 has 16 divisors (see below), whose sum is σ = 33880239792. Its totient is φ = 11147051520.

The previous prime is 22440411113. The next prime is 22440411143. The reversal of 22440411142 is 24111404422.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22440411143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 932542 + ... + 956302.

It is an arithmetic number, because the mean of its divisors is an integer number (2117514987).

Almost surely, 2^22440411142 is an apocalyptic number.

22440411142 is a deficient number, since it is larger than the sum of its proper divisors (11439828650).

22440411142 is a wasteful number, since it uses less digits than its factorization.

22440411142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26823.

The product of its (nonzero) digits is 2048, while the sum is 25.

Adding to 22440411142 its reverse (24111404422), we get a palindrome (46551815564).

The spelling of 22440411142 in words is "twenty-two billion, four hundred forty million, four hundred eleven thousand, one hundred forty-two".