4012839746687 has 2 divisors, whose sum is σ = 4012839746688. Its totient is φ = 4012839746686.

The previous prime is 4012839746681. The next prime is 4012839746743. The reversal of 4012839746687 is 7866479382104.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4012839746687 - 2¹⁸ = 4012839484543 is a prime.

It is a super-2 number, since 2×4012839746687² (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 (4012839746681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2006419873343 + 2006419873344.

It is an arithmetic number, because the mean of its divisors is an integer number (2006419873344).

Almost surely, 2^{4012839746687} is an apocalyptic number.

4012839746687 is a deficient number, since it is larger than the sum of its proper divisors (1).

4012839746687 is an equidigital number, since it uses as much as digits as its factorization.

4012839746687 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 97542144, while the sum is 65.

The spelling of 4012839746687 in words is "four trillion, twelve billion, eight hundred thirty-nine million, seven hundred forty-six thousand, six hundred eighty-seven".