55495801456128 has 240 divisors, whose sum is σ = 185003010116496. Its totient is φ = 15827679313920.

The previous prime is 55495801456061. The next prime is 55495801456141. The reversal of 55495801456128 is 82165410859455.

It is a happy number.

55495801456128 is a `hidden beast` number, since 5 + 5 + 4 + 9 + 5 + 8 + 0 + 1 + 4 + 5 + 612 + 8 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 31339801 + ... + 33063192.

Almost surely, 2^{55495801456128} is an apocalyptic number.

It is an amenable number.

55495801456128 is an abundant number, since it is smaller than the sum of its proper divisors (129507208660368).

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

55495801456128 is a wasteful number, since it uses less digits than its factorization.

55495801456128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64403045 (or 64403026 counting only the distinct ones).

The product of its (nonzero) digits is 69120000, while the sum is 63.

The spelling of 55495801456128 in words is "fifty-five trillion, four hundred ninety-five billion, eight hundred one million, four hundred fifty-six thousand, one hundred twenty-eight".