55222254022502 has 16 divisors (see below), whose sum is σ = 95551456896000. Its totient is φ = 23445496366728.

The previous prime is 55222254022489. The next prime is 55222254022561. The reversal of 55222254022502 is 20522045222255.

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, 18431992502 + ... + 18431995497.

It is an arithmetic number, because the mean of its divisors is an integer number (5971966056000).

Almost surely, 2^{55222254022502} is an apocalyptic number.

55222254022502 is a deficient number, since it is larger than the sum of its proper divisors (40329202873498).

55222254022502 is a wasteful number, since it uses less digits than its factorization.

55222254022502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36863988115.

The product of its (nonzero) digits is 320000, while the sum is 38.

Adding to 55222254022502 its reverse (20522045222255), we get a palindrome (75744299244757).

The spelling of 55222254022502 in words is "fifty-five trillion, two hundred twenty-two billion, two hundred fifty-four million, twenty-two thousand, five hundred two".