10645633256063 has 4 divisors (see below), whose sum is σ = 11464528121928. Its totient is φ = 9826738390200.

The previous prime is 10645633256033. The next prime is 10645633256117. The reversal of 10645633256063 is 36065233654601.

10645633256063 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10645633256063 is a prime.

It is a super-3 number, since 3×10645633256063³ (a number of 40 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10645633256033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 409447432913 + ... + 409447432938.

It is an arithmetic number, because the mean of its divisors is an integer number (2866132030482).

Almost surely, 2^{10645633256063} is an apocalyptic number.

10645633256063 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

10645633256063 is a deficient number, since it is larger than the sum of its proper divisors (818894865865).

10645633256063 is an equidigital number, since it uses as much as digits as its factorization.

10645633256063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 818894865864.

The product of its (nonzero) digits is 6998400, while the sum is 50.

The spelling of 10645633256063 in words is "ten trillion, six hundred forty-five billion, six hundred thirty-three million, two hundred fifty-six thousand, sixty-three".