55895961600000 has 1920 divisors, whose sum is σ = 218549332884960. Its totient is φ = 14208860160000.

The previous prime is 55895961599983. The next prime is 55895961600131. The reversal of 55895961600000 is 616959855.

55895961600000 is a `hidden beast` number, since 5 + 589 + 59 + 6 + 1 + 6 + 0 + 0 + 0 + 0 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (1920).

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

It is a self number, because there is not a number n which added to its sum of digits gives 55895961600000.

It is a congruent number.

It is an unprimeable number.

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 119 ways as a sum of consecutive naturals, for example, 190771199854 + ... + 190771200146.

Almost surely, 2^{55895961600000} is an apocalyptic number.

55895961600000 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 55895961600000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (109274666442480).

55895961600000 is an abundant number, since it is smaller than the sum of its proper divisors (162653371284960).

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

55895961600000 is an frugal number, since it uses more digits than its factorization.

55895961600000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 383 (or 326 counting only the distinct ones).

The product of its (nonzero) digits is 2916000, while the sum is 54.

The spelling of 55895961600000 in words is "fifty-five trillion, eight hundred ninety-five billion, nine hundred sixty-one million, six hundred thousand".