40465214579 has 2 divisors, whose sum is σ = 40465214580. Its totient is φ = 40465214578.

The previous prime is 40465214557. The next prime is 40465214639. The reversal of 40465214579 is 97541256404.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40465214579 - 2³² = 36170247283 is a prime.

It is not a weakly prime, because it can be changed into another prime (40465214879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20232607289 + 20232607290.

It is an arithmetic number, because the mean of its divisors is an integer number (20232607290).

Almost surely, 2^40465214579 is an apocalyptic number.

40465214579 is a deficient number, since it is larger than the sum of its proper divisors (1).

40465214579 is an equidigital number, since it uses as much as digits as its factorization.

40465214579 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1209600, while the sum is 47.

The spelling of 40465214579 in words is "forty billion, four hundred sixty-five million, two hundred fourteen thousand, five hundred seventy-nine".