12435605715427 has 2 divisors, whose sum is σ = 12435605715428. Its totient is φ = 12435605715426.

The previous prime is 12435605715371. The next prime is 12435605715433. The reversal of 12435605715427 is 72451750653421.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12435605715427 is a prime.

It is not a weakly prime, because it can be changed into another prime (12435605715437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6217802857713 + 6217802857714.

It is an arithmetic number, because the mean of its divisors is an integer number (6217802857714).

Almost surely, 2^{12435605715427} is an apocalyptic number.

12435605715427 is a deficient number, since it is larger than the sum of its proper divisors (1).

12435605715427 is an equidigital number, since it uses as much as digits as its factorization.

12435605715427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7056000, while the sum is 52.

The spelling of 12435605715427 in words is "twelve trillion, four hundred thirty-five billion, six hundred five million, seven hundred fifteen thousand, four hundred twenty-seven".