40310455609 has 2 divisors, whose sum is σ = 40310455610. Its totient is φ = 40310455608.

The previous prime is 40310455589. The next prime is 40310455639. The reversal of 40310455609 is 90655401304.

40310455609 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32698765584 + 7611690025 = 180828^2 + 87245^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40310455609 is a prime.

It is not a weakly prime, because it can be changed into another prime (40310455639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20155227804 + 20155227805.

It is an arithmetic number, because the mean of its divisors is an integer number (20155227805).

Almost surely, 2^40310455609 is an apocalyptic number.

It is an amenable number.

40310455609 is a deficient number, since it is larger than the sum of its proper divisors (1).

40310455609 is an equidigital number, since it uses as much as digits as its factorization.

40310455609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64800, while the sum is 37.

The spelling of 40310455609 in words is "forty billion, three hundred ten million, four hundred fifty-five thousand, six hundred nine".