4312232116639 has 2 divisors, whose sum is σ = 4312232116640. Its totient is φ = 4312232116638.

The previous prime is 4312232116603. The next prime is 4312232116679. The reversal of 4312232116639 is 9366112322134.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4312232116639 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4312232116595 and 4312232116604.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4312232116679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2156116058319 + 2156116058320.

It is an arithmetic number, because the mean of its divisors is an integer number (2156116058320).

Almost surely, 2^{4312232116639} is an apocalyptic number.

4312232116639 is a deficient number, since it is larger than the sum of its proper divisors (1).

4312232116639 is an equidigital number, since it uses as much as digits as its factorization.

4312232116639 is an evil number, because the sum of its binary digits is even.

The product of its digits is 279936, while the sum is 43.

The spelling of 4312232116639 in words is "four trillion, three hundred twelve billion, two hundred thirty-two million, one hundred sixteen thousand, six hundred thirty-nine".