12600540768784 has 20 divisors (see below), whose sum is σ = 24469930080316. Its totient is φ = 6285720102912.

The previous prime is 12600540768719. The next prime is 12600540768799. The reversal of 12600540768784 is 48786704500621.

It can be written as a sum of positive squares in 2 ways, for example, as 1509163110400 + 11091377658384 = 1228480^2 + 3330372^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 909385449 + ... + 909399304.

Almost surely, 2^{12600540768784} is an apocalyptic number.

It is an amenable number.

12600540768784 is a deficient number, since it is larger than the sum of its proper divisors (11869389311532).

12600540768784 is a wasteful number, since it uses less digits than its factorization.

12600540768784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1818785194 (or 1818785188 counting only the distinct ones).

The product of its (nonzero) digits is 18063360, while the sum is 58.

The spelling of 12600540768784 in words is "twelve trillion, six hundred billion, five hundred forty million, seven hundred sixty-eight thousand, seven hundred eighty-four".