2055533017824 has 384 divisors, whose sum is σ = 7270655938560. Its totient is φ = 556425676800.

The previous prime is 2055533017777. The next prime is 2055533017859. The reversal of 2055533017824 is 4287103355502.

2055533017824 is a `hidden beast` number, since 2 + 0 + 5 + 553 + 3 + 0 + 1 + 78 + 24 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 2055533017824.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3561774 + ... + 4098450.

It is an arithmetic number, because the mean of its divisors is an integer number (18933999840).

Almost surely, 2^{2055533017824} is an apocalyptic number.

2055533017824 is a gapful number since it is divisible by the number (24) 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 2055533017824, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3635327969280).

2055533017824 is an abundant number, since it is smaller than the sum of its proper divisors (5215122920736).

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

2055533017824 is a wasteful number, since it uses less digits than its factorization.

2055533017824 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 536751 (or 536737 counting only the distinct ones).

The product of its (nonzero) digits is 1008000, while the sum is 45.

The spelling of 2055533017824 in words is "two trillion, fifty-five billion, five hundred thirty-three million, seventeen thousand, eight hundred twenty-four".