55222254022504 has 128 divisors (see below), whose sum is σ = 108232899840000. Its totient is φ = 26384285491200.

The previous prime is 55222254022489. The next prime is 55222254022561. The reversal of 55222254022504 is 40522045222255.

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, 25938117312 + ... + 25938119440.

It is an arithmetic number, because the mean of its divisors is an integer number (845569530000).

Almost surely, 2^{55222254022504} is an apocalyptic number.

It is an amenable number.

55222254022504 is a deficient number, since it is larger than the sum of its proper divisors (53010645817496).

55222254022504 is a wasteful number, since it uses less digits than its factorization.

55222254022504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4739 (or 4735 counting only the distinct ones).

The product of its (nonzero) digits is 640000, while the sum is 40.

Adding to 55222254022504 its reverse (40522045222255), we get a palindrome (95744299244759).

The spelling of 55222254022504 in words is "fifty-five trillion, two hundred twenty-two billion, two hundred fifty-four million, twenty-two thousand, five hundred four".