22022444440004 has 24 divisors (see below), whose sum is σ = 40225999040640. Its totient is φ = 10529566154624.

The previous prime is 22022444439943. The next prime is 22022444440039. The reversal of 22022444440004 is 40004444422022.

It is a super-2 number, since 2×22022444440004² (a number of 27 digits) contains 22 as substring.

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, 32702069 + ... + 33368700.

It is an arithmetic number, because the mean of its divisors is an integer number (1676083293360).

Almost surely, 2^{22022444440004} is an apocalyptic number.

It is an amenable number.

22022444440004 is a deficient number, since it is larger than the sum of its proper divisors (18203554600636).

22022444440004 is a wasteful number, since it uses less digits than its factorization.

22022444440004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66074419 (or 66074417 counting only the distinct ones).

The product of its (nonzero) digits is 65536, while the sum is 32.

Adding to 22022444440004 its reverse (40004444422022), we get a palindrome (62026888862026).

The spelling of 22022444440004 in words is "twenty-two trillion, twenty-two billion, four hundred forty-four million, four hundred forty thousand, four".