10645245331663 has 8 divisors (see below), whose sum is σ = 10698673326480. Its totient is φ = 10591951075200.

The previous prime is 10645245331657. The next prime is 10645245331667. The reversal of 10645245331663 is 36613354254601.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10645245331663 - 2²¹ = 10645243234511 is a prime.

It is a super-2 number, since 2×10645245331663² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10645245331667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33274993 + ... + 33593386.

It is an arithmetic number, because the mean of its divisors is an integer number (1337334165810).

Almost surely, 2^{10645245331663} is an apocalyptic number.

10645245331663 is a deficient number, since it is larger than the sum of its proper divisors (53427994817).

10645245331663 is an equidigital number, since it uses as much as digits as its factorization.

10645245331663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66869177.

The product of its (nonzero) digits is 4665600, while the sum is 49.

The spelling of 10645245331663 in words is "ten trillion, six hundred forty-five billion, two hundred forty-five million, three hundred thirty-one thousand, six hundred sixty-three".