40594105697 has 2 divisors, whose sum is σ = 40594105698. Its totient is φ = 40594105696.

The previous prime is 40594105631. The next prime is 40594105751. The reversal of 40594105697 is 79650149504.

40594105697 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 31388854561 + 9205251136 = 177169^2 + 95944^2 .

It is a cyclic number.

It is not a de Polignac number, because 40594105697 - 2²⁴ = 40577328481 is a prime.

It is not a weakly prime, because it can be changed into another prime (40594105597) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20297052848 + 20297052849.

It is an arithmetic number, because the mean of its divisors is an integer number (20297052849).

Almost surely, 2^40594105697 is an apocalyptic number.

It is an amenable number.

40594105697 is a deficient number, since it is larger than the sum of its proper divisors (1).

40594105697 is an equidigital number, since it uses as much as digits as its factorization.

40594105697 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1360800, while the sum is 50.

The spelling of 40594105697 in words is "forty billion, five hundred ninety-four million, one hundred five thousand, six hundred ninety-seven".