3121673716 has 48 divisors (see below), whose sum is σ = 6399590400. Its totient is φ = 1304741088.

The previous prime is 3121673713. The next prime is 3121673717. The reversal of 3121673716 is 6173761213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3121673713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 202365 + ... + 217243.

It is an arithmetic number, because the mean of its divisors is an integer number (133324800).

Almost surely, 2^3121673716 is an apocalyptic number.

It is an amenable number.

3121673716 is an abundant number, since it is smaller than the sum of its proper divisors (3277916684).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3121673716 is a wasteful number, since it uses less digits than its factorization.

3121673716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15076 (or 15074 counting only the distinct ones).

The product of its digits is 31752, while the sum is 37.

The square root of 3121673716 is about 55871.9403278605. The cubic root of 3121673716 is about 1461.4899589027.

The spelling of 3121673716 in words is "three billion, one hundred twenty-one million, six hundred seventy-three thousand, seven hundred sixteen".