12648368438762 has 32 divisors (see below), whose sum is σ = 22126352688000. Its totient is φ = 5420502253824.

The previous prime is 12648368438753. The next prime is 12648368438789. The reversal of 12648368438762 is 26783486384621.

It is a junction number, because it is equal to n+sod(n) for n = 12648368438692 and 12648368438701.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16542218 + ... + 17289930.

It is an arithmetic number, because the mean of its divisors is an integer number (691448521500).

Almost surely, 2^{12648368438762} is an apocalyptic number.

12648368438762 is a deficient number, since it is larger than the sum of its proper divisors (9477984249238).

12648368438762 is an equidigital number, since it uses as much as digits as its factorization.

12648368438762 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 772395 (or 772381 counting only the distinct ones).

The product of its digits is 445906944, while the sum is 68.

The spelling of 12648368438762 in words is "twelve trillion, six hundred forty-eight billion, three hundred sixty-eight million, four hundred thirty-eight thousand, seven hundred sixty-two".