43706832668047 has 2 divisors, whose sum is σ = 43706832668048. Its totient is φ = 43706832668046.

The previous prime is 43706832668039. The next prime is 43706832668053. The reversal of 43706832668047 is 74086623860734.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 43706832668047 - 2³ = 43706832668039 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 43706832668047.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43706835668047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21853416334023 + 21853416334024.

It is an arithmetic number, because the mean of its divisors is an integer number (21853416334024).

Almost surely, 2^{43706832668047} is an apocalyptic number.

43706832668047 is a deficient number, since it is larger than the sum of its proper divisors (1).

43706832668047 is an equidigital number, since it uses as much as digits as its factorization.

43706832668047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 195084288, while the sum is 64.

The spelling of 43706832668047 in words is "forty-three trillion, seven hundred six billion, eight hundred thirty-two million, six hundred sixty-eight thousand, forty-seven".