2056051662 has 48 divisors (see below), whose sum is σ = 4791480192. Its totient is φ = 586459440.

The previous prime is 2056051639. The next prime is 2056051717. The reversal of 2056051662 is 2661506502.

It is a happy number.

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 23 ways as a sum of consecutive naturals, for example, 179973 + ... + 191055.

It is an arithmetic number, because the mean of its divisors is an integer number (99822504).

Almost surely, 2^2056051662 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2056051662, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2395740096).

2056051662 is an abundant number, since it is smaller than the sum of its proper divisors (2735428530).

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

2056051662 is a wasteful number, since it uses less digits than its factorization.

2056051662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11733 (or 11726 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 33.

The square root of 2056051662 is about 45343.7058697235. The cubic root of 2056051662 is about 1271.5828863059.

The spelling of 2056051662 in words is "two billion, fifty-six million, fifty-one thousand, six hundred sixty-two".