43260609166631 has 2 divisors, whose sum is σ = 43260609166632. Its totient is φ = 43260609166630.

The previous prime is 43260609166519. The next prime is 43260609166637. The reversal of 43260609166631 is 13666190606234.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 43260609166631 - 2¹⁰ = 43260609165607 is a prime.

It is a super-2 number, since 2×43260609166631² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43260609166637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21630304583315 + 21630304583316.

It is an arithmetic number, because the mean of its divisors is an integer number (21630304583316).

Almost surely, 2^{43260609166631} is an apocalyptic number.

43260609166631 is a deficient number, since it is larger than the sum of its proper divisors (1).

43260609166631 is an equidigital number, since it uses as much as digits as its factorization.

43260609166631 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5038848, while the sum is 53.

The spelling of 43260609166631 in words is "forty-three trillion, two hundred sixty billion, six hundred nine million, one hundred sixty-six thousand, six hundred thirty-one".