552221363122254 has 128 divisors (see below), whose sum is σ = 1403939161497600. Its totient is φ = 157611927513600.

The previous prime is 552221363122207. The next prime is 552221363122337. The reversal of 552221363122254 is 452221363122255.

552221363122254 is a `hidden beast` number, since 5 + 5 + 2 + 2 + 2 + 1 + 3 + 631 + 2 + 2 + 2 + 5 + 4 = 666.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 9030424579 + ... + 9030485729.

It is an arithmetic number, because the mean of its divisors is an integer number (10968274699200).

Almost surely, 2^{552221363122254} is an apocalyptic number.

552221363122254 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

552221363122254 is an abundant number, since it is smaller than the sum of its proper divisors (851717798375346).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

552221363122254 is a wasteful number, since it uses less digits than its factorization.

552221363122254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85855 (or 85849 counting only the distinct ones).

The product of its digits is 1728000, while the sum is 45.

Subtracting from 552221363122254 its reverse (452221363122255), we obtain a palindrome (99999999999999).

The spelling of 552221363122254 in words is "five hundred fifty-two trillion, two hundred twenty-one billion, three hundred sixty-three million, one hundred twenty-two thousand, two hundred fifty-four".