12523470780019 has 2 divisors, whose sum is σ = 12523470780020. Its totient is φ = 12523470780018.

The previous prime is 12523470780011. The next prime is 12523470780047. The reversal of 12523470780019 is 91008707432521.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12523470780019 - 2³ = 12523470780011 is a prime.

It is a super-2 number, since 2×12523470780019² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12523470780011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6261735390009 + 6261735390010.

It is an arithmetic number, because the mean of its divisors is an integer number (6261735390010).

Almost surely, 2^{12523470780019} is an apocalyptic number.

12523470780019 is a deficient number, since it is larger than the sum of its proper divisors (1).

12523470780019 is an equidigital number, since it uses as much as digits as its factorization.

12523470780019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 846720, while the sum is 49.

The spelling of 12523470780019 in words is "twelve trillion, five hundred twenty-three billion, four hundred seventy million, seven hundred eighty thousand, nineteen".