2868468137231 has 2 divisors, whose sum is σ = 2868468137232. Its totient is φ = 2868468137230.

The previous prime is 2868468137221. The next prime is 2868468137251. The reversal of 2868468137231 is 1327318648682.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2868468137231 is a prime.

It is a super-2 number, since 2×2868468137231² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2868468137201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1434234068615 + 1434234068616.

It is an arithmetic number, because the mean of its divisors is an integer number (1434234068616).

Almost surely, 2^{2868468137231} is an apocalyptic number.

2868468137231 is a deficient number, since it is larger than the sum of its proper divisors (1).

2868468137231 is an equidigital number, since it uses as much as digits as its factorization.

2868468137231 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18579456, while the sum is 59.

The spelling of 2868468137231 in words is "two trillion, eight hundred sixty-eight billion, four hundred sixty-eight million, one hundred thirty-seven thousand, two hundred thirty-one".