55222312212254 has 16 divisors (see below), whose sum is σ = 91075309479936. Its totient is φ = 24903404933400.

The previous prime is 55222312212241. The next prime is 55222312212349. The reversal of 55222312212254 is 45221221322255.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9882300752 + ... + 9882306339.

It is an arithmetic number, because the mean of its divisors is an integer number (5692206842496).

Almost surely, 2^{55222312212254} is an apocalyptic number.

55222312212254 is a deficient number, since it is larger than the sum of its proper divisors (35852997267682).

55222312212254 is a wasteful number, since it uses less digits than its factorization.

55222312212254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19764607231.

The product of its digits is 192000, while the sum is 38.

The spelling of 55222312212254 in words is "fifty-five trillion, two hundred twenty-two billion, three hundred twelve million, two hundred twelve thousand, two hundred fifty-four".