22155404354 has 16 divisors (see below), whose sum is σ = 33976551168. Its totient is φ = 10830392352.

The previous prime is 22155404351. The next prime is 22155404371. The reversal of 22155404354 is 45340455122.

It is not an unprimeable number, because it can be changed into a prime (22155404351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37694 + ... + 213849.

It is an arithmetic number, because the mean of its divisors is an integer number (2123534448).

Almost surely, 2^22155404354 is an apocalyptic number.

22155404354 is a deficient number, since it is larger than the sum of its proper divisors (11821146814).

22155404354 is a wasteful number, since it uses less digits than its factorization.

22155404354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252529.

The product of its (nonzero) digits is 96000, while the sum is 35.

Adding to 22155404354 its reverse (45340455122), we get a palindrome (67495859476).

The spelling of 22155404354 in words is "twenty-two billion, one hundred fifty-five million, four hundred four thousand, three hundred fifty-four".