22144143755 has 16 divisors (see below), whose sum is σ = 26988920064. Its totient is φ = 17438952960.

The previous prime is 22144143683. The next prime is 22144143767. The reversal of 22144143755 is 55734144122.

It is not a de Polignac number, because 22144143755 - 2²⁰ = 22143095179 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 131942 + ... + 248388.

It is an arithmetic number, because the mean of its divisors is an integer number (1686807504).

Almost surely, 2^22144143755 is an apocalyptic number.

22144143755 is a deficient number, since it is larger than the sum of its proper divisors (4844776309).

22144143755 is a wasteful number, since it uses less digits than its factorization.

22144143755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117046.

The product of its digits is 134400, while the sum is 38.

Adding to 22144143755 its reverse (55734144122), we get a palindrome (77878287877).

The spelling of 22144143755 in words is "twenty-two billion, one hundred forty-four million, one hundred forty-three thousand, seven hundred fifty-five".