366243279887 has 2 divisors, whose sum is σ = 366243279888. Its totient is φ = 366243279886.

The previous prime is 366243279869. The next prime is 366243279911. The reversal of 366243279887 is 788972342663.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 366243279887 - 2⁸ = 366243279631 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (366243279827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 183121639943 + 183121639944.

It is an arithmetic number, because the mean of its divisors is an integer number (183121639944).

Almost surely, 2^366243279887 is an apocalyptic number.

366243279887 is a deficient number, since it is larger than the sum of its proper divisors (1).

366243279887 is an equidigital number, since it uses as much as digits as its factorization.

366243279887 is an evil number, because the sum of its binary digits is even.

The product of its digits is 146313216, while the sum is 65.

The spelling of 366243279887 in words is "three hundred sixty-six billion, two hundred forty-three million, two hundred seventy-nine thousand, eight hundred eighty-seven".