681467468 has 12 divisors (see below), whose sum is σ = 1300983432. Its totient is φ = 309757920.

The previous prime is 681467447. The next prime is 681467473. The reversal of 681467468 is 864764186.

681467468 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 7743905 + ... + 7743992.

It is an arithmetic number, because the mean of its divisors is an integer number (108415286).

Almost surely, 2^681467468 is an apocalyptic number.

It is an amenable number.

681467468 is a deficient number, since it is larger than the sum of its proper divisors (619515964).

681467468 is a wasteful number, since it uses less digits than its factorization.

681467468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15487912 (or 15487910 counting only the distinct ones).

The product of its digits is 1548288, while the sum is 50.

The square root of 681467468 is about 26104.9318712001. The cubic root of 681467468 is about 879.9980492381.

The spelling of 681467468 in words is "six hundred eighty-one million, four hundred sixty-seven thousand, four hundred sixty-eight".