40235263257341 has 2 divisors, whose sum is σ = 40235263257342. Its totient is φ = 40235263257340.

The previous prime is 40235263257331. The next prime is 40235263257361. The reversal of 40235263257341 is 14375236253204.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40228130779225 + 7132478116 = 6342565^2 + 84454^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40235263257341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40235263257331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20117631628670 + 20117631628671.

It is an arithmetic number, because the mean of its divisors is an integer number (20117631628671).

Almost surely, 2^{40235263257341} is an apocalyptic number.

It is an amenable number.

40235263257341 is a deficient number, since it is larger than the sum of its proper divisors (1).

40235263257341 is an equidigital number, since it uses as much as digits as its factorization.

40235263257341 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3628800, while the sum is 47.

The spelling of 40235263257341 in words is "forty trillion, two hundred thirty-five billion, two hundred sixty-three million, two hundred fifty-seven thousand, three hundred forty-one".