12023513661667 has 2 divisors, whose sum is σ = 12023513661668. Its totient is φ = 12023513661666.

The previous prime is 12023513661661. The next prime is 12023513661683. The reversal of 12023513661667 is 76616631532021.

12023513661667 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12023513661667 - 2²⁷ = 12023379443939 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12023513661667.

It is not a weakly prime, because it can be changed into another prime (12023513661661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6011756830833 + 6011756830834.

It is an arithmetic number, because the mean of its divisors is an integer number (6011756830834).

Almost surely, 2^{12023513661667} is an apocalyptic number.

12023513661667 is a deficient number, since it is larger than the sum of its proper divisors (1).

12023513661667 is an equidigital number, since it uses as much as digits as its factorization.

12023513661667 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1632960, while the sum is 49.

The spelling of 12023513661667 in words is "twelve trillion, twenty-three billion, five hundred thirteen million, six hundred sixty-one thousand, six hundred sixty-seven".