40295499817 has 2 divisors, whose sum is σ = 40295499818. Its totient is φ = 40295499816.

The previous prime is 40295499791. The next prime is 40295499841. The reversal of 40295499817 is 71899459204.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29505276441 + 10790223376 = 171771^2 + 103876^2 .

It is a cyclic number.

It is not a de Polignac number, because 40295499817 - 2²⁷ = 40161282089 is a prime.

It is not a weakly prime, because it can be changed into another prime (40295499317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20147749908 + 20147749909.

It is an arithmetic number, because the mean of its divisors is an integer number (20147749909).

Almost surely, 2^40295499817 is an apocalyptic number.

It is an amenable number.

40295499817 is a deficient number, since it is larger than the sum of its proper divisors (1).

40295499817 is an equidigital number, since it uses as much as digits as its factorization.

40295499817 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6531840, while the sum is 58.

The spelling of 40295499817 in words is "forty billion, two hundred ninety-five million, four hundred ninety-nine thousand, eight hundred seventeen".