13340563605 has 48 divisors (see below), whose sum is σ = 23555690496. Its totient is φ = 6983262720.

The previous prime is 13340563589. The next prime is 13340563667. The reversal of 13340563605 is 50636504331.

13340563605 is a `hidden beast` number, since 1 + 3 + 3 + 40 + 5 + 6 + 3 + 605 = 666.

It is not a de Polignac number, because 13340563605 - 2⁴ = 13340563589 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 13340563605.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 511020 + ... + 536490.

It is an arithmetic number, because the mean of its divisors is an integer number (490743552).

Almost surely, 2^13340563605 is an apocalyptic number.

13340563605 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13340563605 is a deficient number, since it is larger than the sum of its proper divisors (10215126891).

13340563605 is a wasteful number, since it uses less digits than its factorization.

13340563605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25698 (or 25695 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 36.

The spelling of 13340563605 in words is "thirteen billion, three hundred forty million, five hundred sixty-three thousand, six hundred five".