12016779263 has 2 divisors, whose sum is σ = 12016779264. Its totient is φ = 12016779262.

The previous prime is 12016779223. The next prime is 12016779347. The reversal of 12016779263 is 36297761021.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12016779263 is a prime.

It is a super-3 number, since 3×12016779263³ (a number of 31 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12016779223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6008389631 + 6008389632.

It is an arithmetic number, because the mean of its divisors is an integer number (6008389632).

Almost surely, 2^12016779263 is an apocalyptic number.

12016779263 is a deficient number, since it is larger than the sum of its proper divisors (1).

12016779263 is an equidigital number, since it uses as much as digits as its factorization.

12016779263 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 190512, while the sum is 44.

The spelling of 12016779263 in words is "twelve billion, sixteen million, seven hundred seventy-nine thousand, two hundred sixty-three".