55364682168 has 32 divisors (see below), whose sum is σ = 153790784400. Its totient is φ = 18454893984.

The previous prime is 55364682161. The next prime is 55364682227. The reversal of 55364682168 is 86128646355.

55364682168 is a `hidden beast` number, since 5 + 5 + 364 + 68 + 216 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55364682161) 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, 128158771 + ... + 128159202.

Almost surely, 2^55364682168 is an apocalyptic number.

It is an amenable number.

55364682168 is an abundant number, since it is smaller than the sum of its proper divisors (98426102232).

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

55364682168 is a wasteful number, since it uses less digits than its factorization.

55364682168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256317988 (or 256317978 counting only the distinct ones).

The product of its digits is 8294400, while the sum is 54.

The spelling of 55364682168 in words is "fifty-five billion, three hundred sixty-four million, six hundred eighty-two thousand, one hundred sixty-eight".