12662554319194 has 48 divisors (see below), whose sum is σ = 21605888942568. Its totient is φ = 5532109000704.

The previous prime is 12662554319167. The next prime is 12662554319209. The reversal of 12662554319194 is 49191345526621.

It can be written as a sum of positive squares in 4 ways, for example, as 7069031325225 + 5593522993969 = 2658765^2 + 2365063^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10868494 + ... + 11977030.

Almost surely, 2^{12662554319194} is an apocalyptic number.

12662554319194 is a deficient number, since it is larger than the sum of its proper divisors (8943334623374).

12662554319194 is a wasteful number, since it uses less digits than its factorization.

12662554319194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1109807 (or 1109788 counting only the distinct ones).

The product of its digits is 13996800, while the sum is 58.

The spelling of 12662554319194 in words is "twelve trillion, six hundred sixty-two billion, five hundred fifty-four million, three hundred nineteen thousand, one hundred ninety-four".