43402344434093 has 2 divisors, whose sum is σ = 43402344434094. Its totient is φ = 43402344434092.

The previous prime is 43402344434089. The next prime is 43402344434123. The reversal of 43402344434093 is 39043444320434.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22661998453444 + 20740345980649 = 4760462^2 + 4554157^2 .

It is a cyclic number.

It is not a de Polignac number, because 43402344434093 - 2² = 43402344434089 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43402344434693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21701172217046 + 21701172217047.

It is an arithmetic number, because the mean of its divisors is an integer number (21701172217047).

Almost surely, 2^{43402344434093} is an apocalyptic number.

It is an amenable number.

43402344434093 is a deficient number, since it is larger than the sum of its proper divisors (1).

43402344434093 is an equidigital number, since it uses as much as digits as its factorization.

43402344434093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5971968, while the sum is 47.

The spelling of 43402344434093 in words is "forty-three trillion, four hundred two billion, three hundred forty-four million, four hundred thirty-four thousand, ninety-three".