55317366189 has 48 divisors (see below), whose sum is σ = 85065552000. Its totient is φ = 34519769088.

The previous prime is 55317366151. The next prime is 55317366197. The reversal of 55317366189 is 98166371355.

55317366189 is a `hidden beast` number, since 5 + 5 + 3 + 17 + 3 + 6 + 618 + 9 = 666.

It is not a de Polignac number, because 55317366189 - 2²⁹ = 54780495277 is a prime.

It is a super-2 number, since 2×55317366189² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55317366089) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 24661102 + ... + 24663344.

It is an arithmetic number, because the mean of its divisors is an integer number (1772199000).

Almost surely, 2^55317366189 is an apocalyptic number.

It is an amenable number.

55317366189 is a deficient number, since it is larger than the sum of its proper divisors (29748185811).

55317366189 is a wasteful number, since it uses less digits than its factorization.

55317366189 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3074 (or 3071 counting only the distinct ones).

The product of its digits is 4082400, while the sum is 54.

The spelling of 55317366189 in words is "fifty-five billion, three hundred seventeen million, three hundred sixty-six thousand, one hundred eighty-nine".