12108540860464 has 40 divisors (see below), whose sum is σ = 23503082055680. Its totient is φ = 6043232881728.

The previous prime is 12108540860323. The next prime is 12108540860483. The reversal of 12108540860464 is 46406804580121.

It is an unprimeable number.

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, 56601607 + ... + 56815129.

It is an arithmetic number, because the mean of its divisors is an integer number (587577051392).

Almost surely, 2^{12108540860464} is an apocalyptic number.

It is an amenable number.

12108540860464 is a deficient number, since it is larger than the sum of its proper divisors (11394541195216).

12108540860464 is a wasteful number, since it uses less digits than its factorization.

12108540860464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219977 (or 219971 counting only the distinct ones).

The product of its (nonzero) digits is 1474560, while the sum is 49.

The spelling of 12108540860464 in words is "twelve trillion, one hundred eight billion, five hundred forty million, eight hundred sixty thousand, four hundred sixty-four".