12016779347 has 2 divisors, whose sum is σ = 12016779348. Its totient is φ = 12016779346.

The previous prime is 12016779263. The next prime is 12016779353. The reversal of 12016779347 is 74397761021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12016779347 - 2¹⁴ = 12016762963 is a prime.

It is not a weakly prime, because it can be changed into another prime (12016779367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6008389673 + 6008389674.

It is an arithmetic number, because the mean of its divisors is an integer number (6008389674).

Almost surely, 2^12016779347 is an apocalyptic number.

12016779347 is a deficient number, since it is larger than the sum of its proper divisors (1).

12016779347 is an equidigital number, since it uses as much as digits as its factorization.

12016779347 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 444528, while the sum is 47.

The spelling of 12016779347 in words is "twelve billion, sixteen million, seven hundred seventy-nine thousand, three hundred forty-seven".