7687845344 has 12 divisors (see below), whose sum is σ = 15135445584. Its totient is φ = 3843922656.

The previous prime is 7687845337. The next prime is 7687845359. The reversal of 7687845344 is 4435487867.

It is a self number, because there is not a number n which added to its sum of digits gives 7687845344.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 120122552 + ... + 120122615.

It is an arithmetic number, because the mean of its divisors is an integer number (1261287132).

Almost surely, 2^7687845344 is an apocalyptic number.

It is an amenable number.

7687845344 is a deficient number, since it is larger than the sum of its proper divisors (7447600240).

7687845344 is a wasteful number, since it uses less digits than its factorization.

7687845344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240245177 (or 240245169 counting only the distinct ones).

The product of its digits is 18063360, while the sum is 56.

The square root of 7687845344 is about 87680.3589408711. The cubic root of 7687845344 is about 1973.6412461852.

The spelling of 7687845344 in words is "seven billion, six hundred eighty-seven million, eight hundred forty-five thousand, three hundred forty-four".