12344555677779 has 24 divisors (see below), whose sum is σ = 20332209354912. Its totient is φ = 7149787902720.

The previous prime is 12344555677763. The next prime is 12344555677781. The reversal of 12344555677779 is 97777655544321.

12344555677779 is a `hidden beast` number, since 1 + 2 + 3 + 4 + 4 + 55 + 567 + 7 + 7 + 7 + 9 = 666.

It is not a de Polignac number, because 12344555677779 - 2⁴ = 12344555677763 is a prime.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (12344555677709) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3103204567 + ... + 3103208544.

It is an arithmetic number, because the mean of its divisors is an integer number (847175389788).

Almost surely, 2^{12344555677779} is an apocalyptic number.

12344555677779 is a deficient number, since it is larger than the sum of its proper divisors (7987653677133).

12344555677779 is a wasteful number, since it uses less digits than its factorization.

12344555677779 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6206413147 (or 6206413144 counting only the distinct ones).

The product of its digits is 1555848000, while the sum is 72.

The spelling of 12344555677779 in words is "twelve trillion, three hundred forty-four billion, five hundred fifty-five million, six hundred seventy-seven thousand, seven hundred seventy-nine".