40035423343 has 2 divisors, whose sum is σ = 40035423344. Its totient is φ = 40035423342.

The previous prime is 40035423319. The next prime is 40035423359. The reversal of 40035423343 is 34332453004.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40035423343 - 2⁹ = 40035422831 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40035423443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20017711671 + 20017711672.

It is an arithmetic number, because the mean of its divisors is an integer number (20017711672).

Almost surely, 2^40035423343 is an apocalyptic number.

40035423343 is a deficient number, since it is larger than the sum of its proper divisors (1).

40035423343 is an equidigital number, since it uses as much as digits as its factorization.

40035423343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51840, while the sum is 31.

Adding to 40035423343 its reverse (34332453004), we get a palindrome (74367876347).

The spelling of 40035423343 in words is "forty billion, thirty-five million, four hundred twenty-three thousand, three hundred forty-three".