40665345150043 has 2 divisors, whose sum is σ = 40665345150044. Its totient is φ = 40665345150042.

The previous prime is 40665345149969. The next prime is 40665345150047. The reversal of 40665345150043 is 34005154356604.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40665345150043 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40665345149975 and 40665345150002.

It is not a weakly prime, because it can be changed into another prime (40665345150047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20332672575021 + 20332672575022.

It is an arithmetic number, because the mean of its divisors is an integer number (20332672575022).

Almost surely, 2^{40665345150043} is an apocalyptic number.

40665345150043 is a deficient number, since it is larger than the sum of its proper divisors (1).

40665345150043 is an equidigital number, since it uses as much as digits as its factorization.

40665345150043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592000, while the sum is 46.

The spelling of 40665345150043 in words is "forty trillion, six hundred sixty-five billion, three hundred forty-five million, one hundred fifty thousand, forty-three".