12733453446655 has 4 divisors (see below), whose sum is σ = 15280144135992. Its totient is φ = 10186762757320.

The previous prime is 12733453446641. The next prime is 12733453446713. The reversal of 12733453446655 is 55664435433721.

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

It is a de Polignac number, because none of the positive numbers 2^k-12733453446655 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12733453446655.

It is a congruent number.

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, 1273345344661 + ... + 1273345344670.

It is an arithmetic number, because the mean of its divisors is an integer number (3820036033998).

Almost surely, 2^{12733453446655} is an apocalyptic number.

12733453446655 is a deficient number, since it is larger than the sum of its proper divisors (2546690689337).

12733453446655 is an equidigital number, since it uses as much as digits as its factorization.

12733453446655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2546690689336.

The product of its digits is 108864000, while the sum is 58.

The spelling of 12733453446655 in words is "twelve trillion, seven hundred thirty-three billion, four hundred fifty-three million, four hundred forty-six thousand, six hundred fifty-five".