40235240496791 has 2 divisors, whose sum is σ = 40235240496792. Its totient is φ = 40235240496790.

The previous prime is 40235240496769. The next prime is 40235240496811. The reversal of 40235240496791 is 19769404253204.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40235240496791 - 2³⁰ = 40234166754967 is a prime.

It is a super-2 number, since 2×40235240496791² (a number of 28 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40235240496751) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20117620248395 + 20117620248396.

It is an arithmetic number, because the mean of its divisors is an integer number (20117620248396).

Almost surely, 2^{40235240496791} is an apocalyptic number.

40235240496791 is a deficient number, since it is larger than the sum of its proper divisors (1).

40235240496791 is an equidigital number, since it uses as much as digits as its factorization.

40235240496791 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13063680, while the sum is 56.

The spelling of 40235240496791 in words is "forty trillion, two hundred thirty-five billion, two hundred forty million, four hundred ninety-six thousand, seven hundred ninety-one".