55495964160 has 1600 divisors, whose sum is σ = 260526575232. Its totient is φ = 10956570624.

The previous prime is 55495964159. The next prime is 55495964201. The reversal of 55495964160 is 6146959455.

55495964160 is a `hidden beast` number, since 5 + 5 + 4 + 9 + 596 + 41 + 6 + 0 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 55495964097 and 55495964106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 320785834 + ... + 320786006.

Almost surely, 2^55495964160 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 55495964160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (130263287616).

55495964160 is an abundant number, since it is smaller than the sum of its proper divisors (205030611072).

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

55495964160 is a wasteful number, since it uses less digits than its factorization.

55495964160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245 (or 220 counting only the distinct ones).

The product of its (nonzero) digits is 5832000, while the sum is 54.

The spelling of 55495964160 in words is "fifty-five billion, four hundred ninety-five million, nine hundred sixty-four thousand, one hundred sixty".