55244170889 has 8 divisors (see below), whose sum is σ = 55855878912. Its totient is φ = 54633732400.

The previous prime is 55244170873. The next prime is 55244170897. The reversal of 55244170889 is 98807144255.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 55244170889 - 2⁴ = 55244170873 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 55244170889.

It is not an unprimeable number, because it can be changed into a prime (55244173889) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 229739 + ... + 404064.

It is an arithmetic number, because the mean of its divisors is an integer number (6981984864).

Almost surely, 2^55244170889 is an apocalyptic number.

It is an amenable number.

55244170889 is a deficient number, since it is larger than the sum of its proper divisors (611708023).

55244170889 is a wasteful number, since it uses less digits than its factorization.

55244170889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 634767.

The product of its (nonzero) digits is 3225600, while the sum is 53.

The spelling of 55244170889 in words is "fifty-five billion, two hundred forty-four million, one hundred seventy thousand, eight hundred eighty-nine".