12183891661352 has 16 divisors (see below), whose sum is σ = 23231996812800. Its totient is φ = 5988692511280.

The previous prime is 12183891661349. The next prime is 12183891661369. The reversal of 12183891661352 is 25316619838121.

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, 12906664424 + ... + 12906665367.

It is an arithmetic number, because the mean of its divisors is an integer number (1451999800800).

Almost surely, 2^{12183891661352} is an apocalyptic number.

It is an amenable number.

12183891661352 is a deficient number, since it is larger than the sum of its proper divisors (11048105151448).

12183891661352 is a wasteful number, since it uses less digits than its factorization.

12183891661352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25813329856 (or 25813329852 counting only the distinct ones).

The product of its digits is 3732480, while the sum is 56.

The spelling of 12183891661352 in words is "twelve trillion, one hundred eighty-three billion, eight hundred ninety-one million, six hundred sixty-one thousand, three hundred fifty-two".