263208670713 has 6 divisors (see below), whose sum is σ = 380190302154. Its totient is φ = 175472447136.

The previous prime is 263208670691. The next prime is 263208670789. The reversal of 263208670713 is 317076802362.

263208670713 is a `hidden beast` number, since 2 + 632 + 0 + 8 + 6 + 7 + 0 + 7 + 1 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 222225502464 + 40983168249 = 471408^2 + 202443^2 .

It is not a de Polignac number, because 263208670713 - 2³⁰ = 262134928889 is a prime.

It is not an unprimeable number, because it can be changed into a prime (263208690713) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14622703920 + ... + 14622703937.

It is an arithmetic number, because the mean of its divisors is an integer number (63365050359).

Almost surely, 2^263208670713 is an apocalyptic number.

It is an amenable number.

263208670713 is a deficient number, since it is larger than the sum of its proper divisors (116981631441).

263208670713 is a wasteful number, since it uses less digits than its factorization.

263208670713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29245407863 (or 29245407860 counting only the distinct ones).

The product of its (nonzero) digits is 508032, while the sum is 45.

The spelling of 263208670713 in words is "two hundred sixty-three billion, two hundred eight million, six hundred seventy thousand, seven hundred thirteen".