2052555603840 has 448 divisors, whose sum is σ = 8407979796960. Its totient is φ = 469154820096.

The previous prime is 2052555603773. The next prime is 2052555603899. The reversal of 2052555603840 is 483065552502.

2052555603840 is a `hidden beast` number, since 2 + 0 + 5 + 2 + 5 + 5 + 560 + 3 + 84 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (448).

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 55 ways as a sum of consecutive naturals, for example, 2951682 + ... + 3580158.

Almost surely, 2^{2052555603840} is an apocalyptic number.

2052555603840 is a gapful number since it is divisible by the number (20) 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 2052555603840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4203989898480).

2052555603840 is an abundant number, since it is smaller than the sum of its proper divisors (6355424193120).

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

2052555603840 is an frugal number, since it uses more digits than its factorization.

2052555603840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 628521 (or 628494 counting only the distinct ones).

The product of its (nonzero) digits is 1440000, while the sum is 45.

The spelling of 2052555603840 in words is "two trillion, fifty-two billion, five hundred fifty-five million, six hundred three thousand, eight hundred forty".