512235442345247 has 2 divisors, whose sum is σ = 512235442345248. Its totient is φ = 512235442345246.

The previous prime is 512235442345069. The next prime is 512235442345309. The reversal of 512235442345247 is 742543244532215.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 512235442345247 - 2²⁶ = 512235375236383 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (512235447345247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256117721172623 + 256117721172624.

It is an arithmetic number, because the mean of its divisors is an integer number (256117721172624).

Almost surely, 2^{512235442345247} is an apocalyptic number.

512235442345247 is a deficient number, since it is larger than the sum of its proper divisors (1).

512235442345247 is an equidigital number, since it uses as much as digits as its factorization.

512235442345247 is an evil number, because the sum of its binary digits is even.

The product of its digits is 32256000, while the sum is 53.

The spelling of 512235442345247 in words is "five hundred twelve trillion, two hundred thirty-five billion, four hundred forty-two million, three hundred forty-five thousand, two hundred forty-seven".