2056649030 has 16 divisors (see below), whose sum is σ = 3780734400. Its totient is φ = 805156032.

The previous prime is 2056648987. The next prime is 2056649039. The reversal of 2056649030 is 309466502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2056649039) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2187455 + ... + 2188394.

It is an arithmetic number, because the mean of its divisors is an integer number (236295900).

Almost surely, 2^2056649030 is an apocalyptic number.

2056649030 is a deficient number, since it is larger than the sum of its proper divisors (1724085370).

2056649030 is a wasteful number, since it uses less digits than its factorization.

2056649030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4375903.

The product of its (nonzero) digits is 38880, while the sum is 35.

The square root of 2056649030 is about 45350.2925018130. The cubic root of 2056649030 is about 1271.7060235121.

It can be divided in two parts, 20566 and 49030, that added together give a palindrome (69596).

The spelling of 2056649030 in words is "two billion, fifty-six million, six hundred forty-nine thousand, thirty".