12388847677046 has 4 divisors (see below), whose sum is σ = 18583271515572. Its totient is φ = 6194423838522.

The previous prime is 12388847677007. The next prime is 12388847677067. The reversal of 12388847677046 is 64077674888321.

12388847677046 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×12388847677046² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3097211919260 + ... + 3097211919263.

It is an arithmetic number, because the mean of its divisors is an integer number (4645817878893).

Almost surely, 2^{12388847677046} is an apocalyptic number.

12388847677046 is a deficient number, since it is larger than the sum of its proper divisors (6194423838526).

12388847677046 is an equidigital number, since it uses as much as digits as its factorization.

12388847677046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6194423838525.

The product of its (nonzero) digits is 606928896, while the sum is 71.

The spelling of 12388847677046 in words is "twelve trillion, three hundred eighty-eight billion, eight hundred forty-seven million, six hundred seventy-seven thousand, forty-six".