55222230405601 has 16 divisors (see below), whose sum is σ = 63293088544000. Its totient is φ = 47196869151168.

The previous prime is 55222230405553. The next prime is 55222230405607. The reversal of 55222230405601 is 10650403222255.

It is a cyclic number.

It is not a de Polignac number, because 55222230405601 - 2⁷ = 55222230405473 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55222230405607) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 163152820 + ... + 163490938.

It is an arithmetic number, because the mean of its divisors is an integer number (3955818034000).

Almost surely, 2^{55222230405601} is an apocalyptic number.

It is an amenable number.

55222230405601 is a deficient number, since it is larger than the sum of its proper divisors (8070858138399).

55222230405601 is a wasteful number, since it uses less digits than its factorization.

55222230405601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 405328.

The product of its (nonzero) digits is 144000, while the sum is 37.

Adding to 55222230405601 its reverse (10650403222255), we get a palindrome (65872633627856).

The spelling of 55222230405601 in words is "fifty-five trillion, two hundred twenty-two billion, two hundred thirty million, four hundred five thousand, six hundred one".