2056831650 has 192 divisors, whose sum is σ = 5818377600. Its totient is φ = 534159360.

The previous prime is 2056831633. The next prime is 2056831657. The reversal of 2056831650 is 561386502.

2056831650 is a `hidden beast` number, since 2 + 0 + 568 + 31 + 65 + 0 = 666.

It is not an unprimeable number, because it can be changed into a prime (2056831657) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 14797281 + ... + 14797419.

It is an arithmetic number, because the mean of its divisors is an integer number (30304050).

Almost surely, 2^2056831650 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2056831650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2909188800).

2056831650 is an abundant number, since it is smaller than the sum of its proper divisors (3761545950).

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

2056831650 is a wasteful number, since it uses less digits than its factorization.

2056831650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370 (or 359 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The square root of 2056831650 is about 45352.3058950700. The cubic root of 2056831650 is about 1271.7436627458.

The spelling of 2056831650 in words is "two billion, fifty-six million, eight hundred thirty-one thousand, six hundred fifty".