43106601312689 has 2 divisors, whose sum is σ = 43106601312690. Its totient is φ = 43106601312688.

The previous prime is 43106601312683. The next prime is 43106601312707. The reversal of 43106601312689 is 98621310660134.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38767745640625 + 4338855672064 = 6226375^2 + 2082992^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43106601312689 is a prime.

It is a super-2 number, since 2×43106601312689² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (43106601312683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21553300656344 + 21553300656345.

It is an arithmetic number, because the mean of its divisors is an integer number (21553300656345).

Almost surely, 2^{43106601312689} is an apocalyptic number.

It is an amenable number.

43106601312689 is a deficient number, since it is larger than the sum of its proper divisors (1).

43106601312689 is an equidigital number, since it uses as much as digits as its factorization.

43106601312689 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1119744, while the sum is 50.

The spelling of 43106601312689 in words is "forty-three trillion, one hundred six billion, six hundred one million, three hundred twelve thousand, six hundred eighty-nine".