2051870050 has 24 divisors (see below), whose sum is σ = 3817919700. Its totient is φ = 820438080.

The previous prime is 2051870047. The next prime is 2051870069. The reversal of 2051870050 is 500781502.

It can be written as a sum of positive squares in 6 ways, for example, as 1921156561 + 130713489 = 43831^2 + 11433^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 163396 + ... + 175504.

Almost surely, 2^2051870050 is an apocalyptic number.

2051870050 is a deficient number, since it is larger than the sum of its proper divisors (1766049650).

2051870050 is a wasteful number, since it uses less digits than its factorization.

2051870050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15510 (or 15505 counting only the distinct ones).

The product of its (nonzero) digits is 2800, while the sum is 28.

The square root of 2051870050 is about 45297.5722307499. The cubic root of 2051870050 is about 1270.7202498917.

The spelling of 2051870050 in words is "two billion, fifty-one million, eight hundred seventy thousand, fifty".