2563700317 has 8 divisors (see below), whose sum is σ = 2734322616. Its totient is φ = 2395279872.

The previous prime is 2563700299. The next prime is 2563700323. The reversal of 2563700317 is 7130073652.

It can be written as a sum of positive squares in 4 ways, for example, as 224430361 + 2339269956 = 14981^2 + 48366^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2563700317 - 2¹⁹ = 2563176029 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2563700017) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 548058 + ... + 552715.

It is an arithmetic number, because the mean of its divisors is an integer number (341790327).

Almost surely, 2^2563700317 is an apocalyptic number.

It is an amenable number.

2563700317 is a deficient number, since it is larger than the sum of its proper divisors (170622299).

2563700317 is a wasteful number, since it uses less digits than its factorization.

2563700317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1100927.

The product of its (nonzero) digits is 26460, while the sum is 34.

The square root of 2563700317 is about 50632.9963265063. The cubic root of 2563700317 is about 1368.6395497234.

Adding to 2563700317 its reverse (7130073652), we get a palindrome (9693773969).

The spelling of 2563700317 in words is "two billion, five hundred sixty-three million, seven hundred thousand, three hundred seventeen".