2051275256 has 16 divisors (see below), whose sum is σ = 3884223240. Its totient is φ = 1015482400.

The previous prime is 2051275229. The next prime is 2051275277. The reversal of 2051275256 is 6525721502.

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 3 ways as a sum of consecutive naturals, for example, 1268546 + ... + 1270161.

Almost surely, 2^2051275256 is an apocalyptic number.

It is an amenable number.

2051275256 is a deficient number, since it is larger than the sum of its proper divisors (1832947984).

2051275256 is a wasteful number, since it uses less digits than its factorization.

2051275256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2538814 (or 2538810 counting only the distinct ones).

The product of its (nonzero) digits is 42000, while the sum is 35.

The square root of 2051275256 is about 45291.0063478391. The cubic root of 2051275256 is about 1270.5974529950.

Adding to 2051275256 its reverse (6525721502), we get a palindrome (8576996758).

The spelling of 2051275256 in words is "two billion, fifty-one million, two hundred seventy-five thousand, two hundred fifty-six".