10463545665 has 48 divisors (see below), whose sum is σ = 18267966288. Its totient is φ = 5540333568.

The previous prime is 10463545639. The next prime is 10463545667. The reversal of 10463545665 is 56654536401.

10463545665 is a `hidden beast` number, since 1 + 0 + 4 + 635 + 4 + 5 + 6 + 6 + 5 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 239909121 + 10223636544 = 15489^2 + 101112^2 .

It is not a de Polignac number, because 10463545665 - 2⁵ = 10463545633 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 10463545665.

It is not an unprimeable number, because it can be changed into a prime (10463545667) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5468749 + ... + 5470661.

It is an arithmetic number, because the mean of its divisors is an integer number (380582631).

Almost surely, 2^10463545665 is an apocalyptic number.

10463545665 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10463545665 is a deficient number, since it is larger than the sum of its proper divisors (7804420623).

10463545665 is a wasteful number, since it uses less digits than its factorization.

10463545665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2738 (or 2735 counting only the distinct ones).

The product of its (nonzero) digits is 1296000, while the sum is 45.

The spelling of 10463545665 in words is "ten billion, four hundred sixty-three million, five hundred forty-five thousand, six hundred sixty-five".