22144544355 has 32 divisors (see below), whose sum is σ = 35577504000. Its totient is φ = 11761787520.

The previous prime is 22144544339. The next prime is 22144544381. The reversal of 22144544355 is 55344544122.

It is not a de Polignac number, because 22144544355 - 2⁴ = 22144544339 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3849021 + ... + 3854769.

It is an arithmetic number, because the mean of its divisors is an integer number (1111797000).

Almost surely, 2^22144544355 is an apocalyptic number.

22144544355 is a deficient number, since it is larger than the sum of its proper divisors (13432959645).

22144544355 is a wasteful number, since it uses less digits than its factorization.

22144544355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6771.

The product of its digits is 384000, while the sum is 39.

The spelling of 22144544355 in words is "twenty-two billion, one hundred forty-four million, five hundred forty-four thousand, three hundred fifty-five".