40587775354717 has 2 divisors, whose sum is σ = 40587775354718. Its totient is φ = 40587775354716.

The previous prime is 40587775354697. The next prime is 40587775354843. The reversal of 40587775354717 is 71745357778504.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40527114620281 + 60660734436 = 6366091^2 + 246294^2 .

It is a cyclic number.

It is not a de Polignac number, because 40587775354717 - 2²⁷ = 40587641136989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40587775358717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20293887677358 + 20293887677359.

It is an arithmetic number, because the mean of its divisors is an integer number (20293887677359).

Almost surely, 2^{40587775354717} is an apocalyptic number.

It is an amenable number.

40587775354717 is a deficient number, since it is larger than the sum of its proper divisors (1).

40587775354717 is an equidigital number, since it uses as much as digits as its factorization.

40587775354717 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 806736000, while the sum is 70.

The spelling of 40587775354717 in words is "forty trillion, five hundred eighty-seven billion, seven hundred seventy-five million, three hundred fifty-four thousand, seven hundred seventeen".