2686471870463 has 2 divisors, whose sum is σ = 2686471870464. Its totient is φ = 2686471870462.

The previous prime is 2686471870451. The next prime is 2686471870531. The reversal of 2686471870463 is 3640781746862.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2686471870463 - 2¹² = 2686471866367 is a prime.

It is a super-2 number, since 2×2686471870463² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2686471870396 and 2686471870405.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2686471872463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1343235935231 + 1343235935232.

It is an arithmetic number, because the mean of its divisors is an integer number (1343235935232).

Almost surely, 2^{2686471870463} is an apocalyptic number.

2686471870463 is a deficient number, since it is larger than the sum of its proper divisors (1).

2686471870463 is an equidigital number, since it uses as much as digits as its factorization.

2686471870463 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 65028096, while the sum is 62.

The spelling of 2686471870463 in words is "two trillion, six hundred eighty-six billion, four hundred seventy-one million, eight hundred seventy thousand, four hundred sixty-three".