1012386764563 has 2 divisors, whose sum is σ = 1012386764564. Its totient is φ = 1012386764562.

The previous prime is 1012386764549. The next prime is 1012386764611. The reversal of 1012386764563 is 3654676832101.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1012386764563 is a prime.

It is a super-2 number, since 2×1012386764563² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1012386764563.

It is not a weakly prime, because it can be changed into another prime (1012386768563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506193382281 + 506193382282.

It is an arithmetic number, because the mean of its divisors is an integer number (506193382282).

Almost surely, 2^{1012386764563} is an apocalyptic number.

1012386764563 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012386764563 is an equidigital number, since it uses as much as digits as its factorization.

1012386764563 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4354560, while the sum is 52.

The spelling of 1012386764563 in words is "one trillion, twelve billion, three hundred eighty-six million, seven hundred sixty-four thousand, five hundred sixty-three".