1040385935863 has 16 divisors (see below), whose sum is σ = 1051223069952. Its totient is φ = 1029595840000.

The previous prime is 1040385935839. The next prime is 1040385935867. The reversal of 1040385935863 is 3685395830401.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1040385935863 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1040385935867) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 102972870 + ... + 102982972.

It is an arithmetic number, because the mean of its divisors is an integer number (65701441872).

Almost surely, 2^{1040385935863} is an apocalyptic number.

1040385935863 is a deficient number, since it is larger than the sum of its proper divisors (10837134089).

1040385935863 is a wasteful number, since it uses less digits than its factorization.

1040385935863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12326.

The product of its (nonzero) digits is 9331200, while the sum is 55.

The spelling of 1040385935863 in words is "one trillion, forty billion, three hundred eighty-five million, nine hundred thirty-five thousand, eight hundred sixty-three".