860251766663 has 2 divisors, whose sum is σ = 860251766664. Its totient is φ = 860251766662.

The previous prime is 860251766599. The next prime is 860251766749. The reversal of 860251766663 is 366667152068.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 860251766663 - 2⁶ = 860251766599 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 860251766599 and 860251766608.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (860251766863) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 430125883331 + 430125883332.

It is an arithmetic number, because the mean of its divisors is an integer number (430125883332).

Almost surely, 2^860251766663 is an apocalyptic number.

860251766663 is a deficient number, since it is larger than the sum of its proper divisors (1).

860251766663 is an equidigital number, since it uses as much as digits as its factorization.

860251766663 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13063680, while the sum is 56.

The spelling of 860251766663 in words is "eight hundred sixty billion, two hundred fifty-one million, seven hundred sixty-six thousand, six hundred sixty-three".