3109777846 has 12 divisors (see below), whose sum is σ = 5426245188. Its totient is φ = 1332761892.

The previous prime is 3109777843. The next prime is 3109777873. The reversal of 3109777846 is 6487779013.

It is a junction number, because it is equal to n+sod(n) for n = 3109777793 and 3109777802.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3109777843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15866116 + ... + 15866311.

It is an arithmetic number, because the mean of its divisors is an integer number (452187099).

Almost surely, 2^3109777846 is an apocalyptic number.

3109777846 is a deficient number, since it is larger than the sum of its proper divisors (2316467342).

3109777846 is a wasteful number, since it uses less digits than its factorization.

3109777846 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31732443 (or 31732436 counting only the distinct ones).

The product of its (nonzero) digits is 1778112, while the sum is 52.

The square root of 3109777846 is about 55765.3821469915. The cubic root of 3109777846 is about 1459.6311456395.

The spelling of 3109777846 in words is "three billion, one hundred nine million, seven hundred seventy-seven thousand, eight hundred forty-six".