40308053049863 has 2 divisors, whose sum is σ = 40308053049864. Its totient is φ = 40308053049862.

The previous prime is 40308053049811. The next prime is 40308053049917. The reversal of 40308053049863 is 36894035080304.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40308053049863 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40308053040863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20154026524931 + 20154026524932.

It is an arithmetic number, because the mean of its divisors is an integer number (20154026524932).

Almost surely, 2^{40308053049863} is an apocalyptic number.

40308053049863 is a deficient number, since it is larger than the sum of its proper divisors (1).

40308053049863 is an equidigital number, since it uses as much as digits as its factorization.

40308053049863 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7464960, while the sum is 53.

The spelling of 40308053049863 in words is "forty trillion, three hundred eight billion, fifty-three million, forty-nine thousand, eight hundred sixty-three".