55055437210222 has 16 divisors (see below), whose sum is σ = 86232309645312. Its totient is φ = 26312961268440.

The previous prime is 55055437210201. The next prime is 55055437210223. The reversal of 55055437210222 is 22201273455055.

It is a super-2 number, since 2×55055437210222² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55055437210223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 406749918 + ... + 406885249.

It is an arithmetic number, because the mean of its divisors is an integer number (5389519352832).

Almost surely, 2^{55055437210222} is an apocalyptic number.

55055437210222 is a deficient number, since it is larger than the sum of its proper divisors (31176872435090).

55055437210222 is a wasteful number, since it uses less digits than its factorization.

55055437210222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 813636663.

The product of its (nonzero) digits is 840000, while the sum is 43.

The spelling of 55055437210222 in words is "fifty-five trillion, fifty-five billion, four hundred thirty-seven million, two hundred ten thousand, two hundred twenty-two".