263323826963 has 8 divisors (see below), whose sum is σ = 264956153856. Its totient is φ = 261691705800.

The previous prime is 263323826959. The next prime is 263323827001. The reversal of 263323826963 is 369628323362.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 263323826963 - 2² = 263323826959 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (263323826923) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3119078 + ... + 3202388.

It is an arithmetic number, because the mean of its divisors is an integer number (33119519232).

Almost surely, 2^263323826963 is an apocalyptic number.

263323826963 is a deficient number, since it is larger than the sum of its proper divisors (1632326893).

263323826963 is a wasteful number, since it uses less digits than its factorization.

263323826963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102865.

The product of its digits is 10077696, while the sum is 53.

The spelling of 263323826963 in words is "two hundred sixty-three billion, three hundred twenty-three million, eight hundred twenty-six thousand, nine hundred sixty-three".