13182113222865 has 24 divisors (see below), whose sum is σ = 22849632581568. Its totient is φ = 7030264592160.

The previous prime is 13182113222833. The next prime is 13182113222899. The reversal of 13182113222865 is 56822231128131.

13182113222865 is a `hidden beast` number, since 1 + 31 + 8 + 2 + 11 + 322 + 286 + 5 = 666.

It is not a de Polignac number, because 13182113222865 - 2⁵ = 13182113222833 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 13182113222865.

It is an unprimeable number.

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 in 23 ways as a sum of consecutive naturals, for example, 2437981 + ... + 5684010.

It is an arithmetic number, because the mean of its divisors is an integer number (952068024232).

Almost surely, 2^{13182113222865} is an apocalyptic number.

13182113222865 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13182113222865 is a deficient number, since it is larger than the sum of its proper divisors (9667519358703).

13182113222865 is a wasteful number, since it uses less digits than its factorization.

13182113222865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8158069 (or 8158066 counting only the distinct ones).

The product of its digits is 276480, while the sum is 45.

The spelling of 13182113222865 in words is "thirteen trillion, one hundred eighty-two billion, one hundred thirteen million, two hundred twenty-two thousand, eight hundred sixty-five".