22441405155 has 16 divisors (see below), whose sum is σ = 38668267680. Its totient is φ = 11048076288.

The previous prime is 22441405139. The next prime is 22441405177. The reversal of 22441405155 is 55150414422.

It is a happy number.

It is not a de Polignac number, because 22441405155 - 2⁴ = 22441405139 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57541870 + ... + 57542259.

It is an arithmetic number, because the mean of its divisors is an integer number (2416766730).

Almost surely, 2^22441405155 is an apocalyptic number.

22441405155 is a deficient number, since it is larger than the sum of its proper divisors (16226862525).

22441405155 is a wasteful number, since it uses less digits than its factorization.

22441405155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115084150.

The product of its (nonzero) digits is 32000, while the sum is 33.

Adding to 22441405155 its reverse (55150414422), we get a palindrome (77591819577).

The spelling of 22441405155 in words is "twenty-two billion, four hundred forty-one million, four hundred five thousand, one hundred fifty-five".