4866686731 has 2 divisors, whose sum is σ = 4866686732. Its totient is φ = 4866686730.

The previous prime is 4866686729. The next prime is 4866686743. The reversal of 4866686731 is 1376866684.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4866686731 - 2¹ = 4866686729 is a prime.

It is a super-2 number, since 2×4866686731² = 47369279475382932722, which contains 22 as substring.

Together with 4866686729, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (4866686791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2433343365 + 2433343366.

It is an arithmetic number, because the mean of its divisors is an integer number (2433343366).

Almost surely, 2^4866686731 is an apocalyptic number.

4866686731 is a deficient number, since it is larger than the sum of its proper divisors (1).

4866686731 is an equidigital number, since it uses as much as digits as its factorization.

4866686731 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6967296, while the sum is 55.

The square root of 4866686731 is about 69761.6422613459. The cubic root of 4866686731 is about 1694.6413422479.

The spelling of 4866686731 in words is "four billion, eight hundred sixty-six million, six hundred eighty-six thousand, seven hundred thirty-one".