55366210368 has 896 divisors, whose sum is σ = 213486796800. Its totient is φ = 13687750656.

The previous prime is 55366210357. The next prime is 55366210381. The reversal of 55366210368 is 86301266355.

55366210368 is a `hidden beast` number, since 5 + 536 + 6 + 2 + 103 + 6 + 8 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 144559105 + ... + 144559487.

Almost surely, 2^55366210368 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55366210368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (106743398400).

55366210368 is an abundant number, since it is smaller than the sum of its proper divisors (158120586432).

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

55366210368 is a wasteful number, since it uses less digits than its factorization.

55366210368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 484 (or 468 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 45.

The spelling of 55366210368 in words is "fifty-five billion, three hundred sixty-six million, two hundred ten thousand, three hundred sixty-eight".