40632843323393 has 2 divisors, whose sum is σ = 40632843323394. Its totient is φ = 40632843323392.

The previous prime is 40632843323381. The next prime is 40632843323507. The reversal of 40632843323393 is 39332334823604.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40588723581184 + 44119742209 = 6370928^2 + 210047^2 .

It is a cyclic number.

It is not a de Polignac number, because 40632843323393 - 2⁶ = 40632843323329 is a prime.

It is not a weakly prime, because it can be changed into another prime (40632843923393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20316421661696 + 20316421661697.

It is an arithmetic number, because the mean of its divisors is an integer number (20316421661697).

Almost surely, 2^{40632843323393} is an apocalyptic number.

It is an amenable number.

40632843323393 is a deficient number, since it is larger than the sum of its proper divisors (1).

40632843323393 is an equidigital number, since it uses as much as digits as its factorization.

40632843323393 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20155392, while the sum is 53.

The spelling of 40632843323393 in words is "forty trillion, six hundred thirty-two billion, eight hundred forty-three million, three hundred twenty-three thousand, three hundred ninety-three".