2063268257 has 4 divisors (see below), whose sum is σ = 2184636996. Its totient is φ = 1941899520.

The previous prime is 2063268253. The next prime is 2063268287. The reversal of 2063268257 is 7528623602.

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 1655187856 + 408080401 = 40684^2 + 20201^2 .

It is a cyclic number.

It is not a de Polignac number, because 2063268257 - 2² = 2063268253 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2063268253) 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, 60684344 + ... + 60684377.

It is an arithmetic number, because the mean of its divisors is an integer number (546159249).

Almost surely, 2^2063268257 is an apocalyptic number.

It is an amenable number.

2063268257 is a deficient number, since it is larger than the sum of its proper divisors (121368739).

2063268257 is a wasteful number, since it uses less digits than its factorization.

2063268257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121368738.

The product of its (nonzero) digits is 241920, while the sum is 41.

The square root of 2063268257 is about 45423.2127551542. The cubic root of 2063268257 is about 1273.0688709027.

The spelling of 2063268257 in words is "two billion, sixty-three million, two hundred sixty-eight thousand, two hundred fifty-seven".