6112345666779 has 12 divisors (see below), whose sum is σ = 9631574990232. Its totient is φ = 3704451919200.

The previous prime is 6112345666769. The next prime is 6112345666781. The reversal of 6112345666779 is 9776665432116.

It is a happy number.

It is not a de Polignac number, because 6112345666779 - 2⁹ = 6112345666267 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6112345666769) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30870432562 + ... + 30870432759.

It is an arithmetic number, because the mean of its divisors is an integer number (802631249186).

Almost surely, 2^{6112345666779} is an apocalyptic number.

6112345666779 is a deficient number, since it is larger than the sum of its proper divisors (3519229323453).

6112345666779 is a wasteful number, since it uses less digits than its factorization.

6112345666779 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61740865338 (or 61740865335 counting only the distinct ones).

The product of its digits is 68584320, while the sum is 63.

The spelling of 6112345666779 in words is "six trillion, one hundred twelve billion, three hundred forty-five million, six hundred sixty-six thousand, seven hundred seventy-nine".