40969115459 has 2 divisors, whose sum is σ = 40969115460. Its totient is φ = 40969115458.

The previous prime is 40969115437. The next prime is 40969115471. The reversal of 40969115459 is 95451196904.

40969115459 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 is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40969115459 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40969115459.

It is not a weakly prime, because it can be changed into another prime (40969115059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20484557729 + 20484557730.

It is an arithmetic number, because the mean of its divisors is an integer number (20484557730).

Almost surely, 2^40969115459 is an apocalyptic number.

40969115459 is a deficient number, since it is larger than the sum of its proper divisors (1).

40969115459 is an equidigital number, since it uses as much as digits as its factorization.

40969115459 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1749600, while the sum is 53.

The spelling of 40969115459 in words is "forty billion, nine hundred sixty-nine million, one hundred fifteen thousand, four hundred fifty-nine".