12291483757823 has 2 divisors, whose sum is σ = 12291483757824. Its totient is φ = 12291483757822.

The previous prime is 12291483757793. The next prime is 12291483757909. The reversal of 12291483757823 is 32875738419221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12291483757823 - 2³⁶ = 12222764281087 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12291483757523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6145741878911 + 6145741878912.

It is an arithmetic number, because the mean of its divisors is an integer number (6145741878912).

Almost surely, 2^{12291483757823} is an apocalyptic number.

12291483757823 is a deficient number, since it is larger than the sum of its proper divisors (1).

12291483757823 is an equidigital number, since it uses as much as digits as its factorization.

12291483757823 is an evil number, because the sum of its binary digits is even.

The product of its digits is 40642560, while the sum is 62.

The spelling of 12291483757823 in words is "twelve trillion, two hundred ninety-one billion, four hundred eighty-three million, seven hundred fifty-seven thousand, eight hundred twenty-three".