7882161344 has 28 divisors (see below), whose sum is σ = 15744767088. Its totient is φ = 3914976000.

The previous prime is 7882161323. The next prime is 7882161389. The reversal of 7882161344 is 4431612887.

It is a junction number, because it is equal to n+sod(n) for n = 7882161295 and 7882161304.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 398147 + ... + 417474.

Almost surely, 2^7882161344 is an apocalyptic number.

It is an amenable number.

7882161344 is a deficient number, since it is larger than the sum of its proper divisors (7862605744).

7882161344 is a wasteful number, since it uses less digits than its factorization.

7882161344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 815784 (or 815774 counting only the distinct ones).

The product of its digits is 258048, while the sum is 44.

The square root of 7882161344 is about 88781.5371797538. The cubic root of 7882161344 is about 1990.1314984273.

The spelling of 7882161344 in words is "seven billion, eight hundred eighty-two million, one hundred sixty-one thousand, three hundred forty-four".