3019872644 has 12 divisors (see below), whose sum is σ = 5351673600. Its totient is φ = 1490823048.

The previous prime is 3019872643. The next prime is 3019872683. The reversal of 3019872644 is 4462789103.

It is a junction number, because it is equal to n+sod(n) for n = 3019872595 and 3019872604.

It is not an unprimeable number, because it can be changed into a prime (3019872643) 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 3 ways as a sum of consecutive naturals, for example, 4777964 + ... + 4778595.

It is an arithmetic number, because the mean of its divisors is an integer number (445972800).

Almost surely, 2^3019872644 is an apocalyptic number.

It is an amenable number.

3019872644 is a deficient number, since it is larger than the sum of its proper divisors (2331800956).

3019872644 is a wasteful number, since it uses less digits than its factorization.

3019872644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9556642 (or 9556640 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 44.

The square root of 3019872644 is about 54953.3679040694. The cubic root of 3019872644 is about 1445.4271545206.

The spelling of 3019872644 in words is "three billion, nineteen million, eight hundred seventy-two thousand, six hundred forty-four".