55283194222208 has 256 divisors, whose sum is σ = 119890146090240. Its totient is φ = 25320188805120.

The previous prime is 55283194222181. The next prime is 55283194222237. The reversal of 55283194222208 is 80222249138255.

It is a self number, because there is not a number n which added to its sum of digits gives 55283194222208.

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, 11830340960 + ... + 11830345632.

It is an arithmetic number, because the mean of its divisors is an integer number (468320883165).

Almost surely, 2^{55283194222208} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55283194222208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59945073045120).

55283194222208 is an abundant number, since it is smaller than the sum of its proper divisors (64606951868032).

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

55283194222208 is a wasteful number, since it uses less digits than its factorization.

55283194222208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6435 (or 6423 counting only the distinct ones).

The product of its (nonzero) digits is 5529600, while the sum is 53.

The spelling of 55283194222208 in words is "fifty-five trillion, two hundred eighty-three billion, one hundred ninety-four million, two hundred twenty-two thousand, two hundred eight".