12355366132783 has 4 divisors (see below), whose sum is σ = 12781413240840. Its totient is φ = 11929319024728.

The previous prime is 12355366132727. The next prime is 12355366132793. The reversal of 12355366132783 is 38723166355321.

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

It is a cyclic number.

It is not a de Polignac number, because 12355366132783 - 2¹⁷ = 12355366001711 is a prime.

It is a super-2 number, since 2×12355366132783² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12355366132793) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 213023553985 + ... + 213023554042.

It is an arithmetic number, because the mean of its divisors is an integer number (3195353310210).

Almost surely, 2^{12355366132783} is an apocalyptic number.

12355366132783 is a deficient number, since it is larger than the sum of its proper divisors (426047108057).

12355366132783 is an equidigital number, since it uses as much as digits as its factorization.

12355366132783 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 426047108056.

The product of its digits is 16329600, while the sum is 55.

The spelling of 12355366132783 in words is "twelve trillion, three hundred fifty-five billion, three hundred sixty-six million, one hundred thirty-two thousand, seven hundred eighty-three".