11826078263 has 2 divisors, whose sum is σ = 11826078264. Its totient is φ = 11826078262.

The previous prime is 11826078259. The next prime is 11826078323. The reversal of 11826078263 is 36287062811.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11826078263 - 2² = 11826078259 is a prime.

It is a super-2 number, since 2×11826078263² (a number of 21 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11826078463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5913039131 + 5913039132.

It is an arithmetic number, because the mean of its divisors is an integer number (5913039132).

Almost surely, 2^11826078263 is an apocalyptic number.

11826078263 is a deficient number, since it is larger than the sum of its proper divisors (1).

11826078263 is an equidigital number, since it uses as much as digits as its factorization.

11826078263 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 193536, while the sum is 44.

The spelling of 11826078263 in words is "eleven billion, eight hundred twenty-six million, seventy-eight thousand, two hundred sixty-three".