43267640224091 has 2 divisors, whose sum is σ = 43267640224092. Its totient is φ = 43267640224090.

The previous prime is 43267640224087. The next prime is 43267640224097. The reversal of 43267640224091 is 19042204676234.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 43267640224091 - 2² = 43267640224087 is a prime.

It is a super-2 number, since 2×43267640224091² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (43267640224097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21633820112045 + 21633820112046.

It is an arithmetic number, because the mean of its divisors is an integer number (21633820112046).

Almost surely, 2^{43267640224091} is an apocalyptic number.

43267640224091 is a deficient number, since it is larger than the sum of its proper divisors (1).

43267640224091 is an equidigital number, since it uses as much as digits as its factorization.

43267640224091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3483648, while the sum is 50.

The spelling of 43267640224091 in words is "forty-three trillion, two hundred sixty-seven billion, six hundred forty million, two hundred twenty-four thousand, ninety-one".