2650050257 has 4 divisors (see below), whose sum is σ = 2666929716. Its totient is φ = 2633170800.

The previous prime is 2650050233. The next prime is 2650050259. The reversal of 2650050257 is 7520500562.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1563095296 + 1086954961 = 39536^2 + 32969^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2650050257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2650050259) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8439494 + ... + 8439807.

It is an arithmetic number, because the mean of its divisors is an integer number (666732429).

Almost surely, 2^2650050257 is an apocalyptic number.

It is an amenable number.

2650050257 is a deficient number, since it is larger than the sum of its proper divisors (16879459).

2650050257 is a wasteful number, since it uses less digits than its factorization.

2650050257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16879458.

The product of its (nonzero) digits is 21000, while the sum is 32.

The square root of 2650050257 is about 51478.6388417565. The cubic root of 2650050257 is about 1383.8362516418.

The spelling of 2650050257 in words is "two billion, six hundred fifty million, fifty thousand, two hundred fifty-seven".