55444166226 has 32 divisors (see below), whose sum is σ = 124179425280. Its totient is φ = 18335863728.

The previous prime is 55444166213. The next prime is 55444166243. The reversal of 55444166226 is 62266144455.

55444166226 is a `hidden beast` number, since 5 + 5 + 4 + 4 + 4 + 16 + 622 + 6 = 666.

It is a super-3 number, since 3×55444166226³ (a number of 33 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4035441 + ... + 4049156.

It is an arithmetic number, because the mean of its divisors is an integer number (3880607040).

Almost surely, 2^55444166226 is an apocalyptic number.

55444166226 is an abundant number, since it is smaller than the sum of its proper divisors (68735259054).

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

55444166226 is a wasteful number, since it uses less digits than its factorization.

55444166226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8084735 (or 8084729 counting only the distinct ones).

The product of its digits is 1382400, while the sum is 45.

The spelling of 55444166226 in words is "fifty-five billion, four hundred forty-four million, one hundred sixty-six thousand, two hundred twenty-six".