34166312779 has 8 divisors (see below), whose sum is σ = 34380348912. Its totient is φ = 33952554720.

The previous prime is 34166312777. The next prime is 34166312821. The reversal of 34166312779 is 97721366143.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 34166312779 - 2¹ = 34166312777 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34166312777) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 179772 + ... + 317254.

It is an arithmetic number, because the mean of its divisors is an integer number (4297543614).

Almost surely, 2^34166312779 is an apocalyptic number.

34166312779 is a deficient number, since it is larger than the sum of its proper divisors (214036133).

34166312779 is a wasteful number, since it uses less digits than its factorization.

34166312779 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139037.

The product of its digits is 1143072, while the sum is 49.

The spelling of 34166312779 in words is "thirty-four billion, one hundred sixty-six million, three hundred twelve thousand, seven hundred seventy-nine".