55350651644000 has 96 divisors (see below), whose sum is σ = 136091734178400. Its totient is φ = 22124764838400.

The previous prime is 55350651643979. The next prime is 55350651644011. The reversal of 55350651644000 is 44615605355.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 874271 + ... + 10557729.

It is an arithmetic number, because the mean of its divisors is an integer number (1417622231025).

Almost surely, 2^{55350651644000} is an apocalyptic number.

55350651644000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55350651644000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68045867089200).

55350651644000 is an abundant number, since it is smaller than the sum of its proper divisors (80741082534400).

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

55350651644000 is a wasteful number, since it uses less digits than its factorization.

55350651644000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9684913 (or 9684895 counting only the distinct ones).

The product of its (nonzero) digits is 1080000, while the sum is 44.

The spelling of 55350651644000 in words is "fifty-five trillion, three hundred fifty billion, six hundred fifty-one million, six hundred forty-four thousand".