2056585625920 has 224 divisors, whose sum is σ = 5663903328000. Its totient is φ = 696696422400.

The previous prime is 2056585625903. The next prime is 2056585625953. The reversal of 2056585625920 is 295265856502.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (224).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 112884652 + ... + 112902868.

Almost surely, 2^{2056585625920} is an apocalyptic number.

2056585625920 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 2056585625920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2831951664000).

2056585625920 is an abundant number, since it is smaller than the sum of its proper divisors (3607317702080).

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

2056585625920 is a wasteful number, since it uses less digits than its factorization.

2056585625920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18841 (or 18831 counting only the distinct ones).

The product of its (nonzero) digits is 12960000, while the sum is 55.

The spelling of 2056585625920 in words is "two trillion, fifty-six billion, five hundred eighty-five million, six hundred twenty-five thousand, nine hundred twenty".