55027724972222 has 16 divisors (see below), whose sum is σ = 87398189857440. Its totient is φ = 25895040016128.

The previous prime is 55027724972197. The next prime is 55027724972279. The reversal of 55027724972222 is 22227942772055.

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, 8759258 + ... + 13666749.

It is an arithmetic number, because the mean of its divisors is an integer number (5462386866090).

Almost surely, 2^{55027724972222} is an apocalyptic number.

55027724972222 is a deficient number, since it is larger than the sum of its proper divisors (32370464885218).

55027724972222 is a wasteful number, since it uses less digits than its factorization.

55027724972222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22498195.

The product of its (nonzero) digits is 19756800, while the sum is 56.

The spelling of 55027724972222 in words is "fifty-five trillion, twenty-seven billion, seven hundred twenty-four million, nine hundred seventy-two thousand, two hundred twenty-two".