55054378080000 has 3600 divisors, whose sum is σ = 232607960825856. Its totient is φ = 12854661120000.

The previous prime is 55054378079993. The next prime is 55054378080011. The reversal of 55054378080000 is 8087345055.

It is a tau number, because it is divible by the number of its divisors (3600).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 399 ways as a sum of consecutive naturals, for example, 433499039937 + ... + 433499040063.

Almost surely, 2^{55054378080000} is an apocalyptic number.

55054378080000 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 55054378080000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (116303980412928).

55054378080000 is an abundant number, since it is smaller than the sum of its proper divisors (177553582745856).

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

55054378080000 is a wasteful number, since it uses less digits than its factorization.

55054378080000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302 (or 264 counting only the distinct ones).

The product of its (nonzero) digits is 672000, while the sum is 45.

The spelling of 55054378080000 in words is "fifty-five trillion, fifty-four billion, three hundred seventy-eight million, eighty thousand".