68277688 has 16 divisors (see below), whose sum is σ = 128205000. Its totient is φ = 34089696.

The previous prime is 68277673. The next prime is 68277719. The reversal of 68277688 is 88677286.

It is a congruent number.

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, 138 + ... + 11686.

Almost surely, 2^68277688 is an apocalyptic number.

It is an amenable number.

68277688 is a deficient number, since it is larger than the sum of its proper divisors (59927312).

68277688 is a wasteful number, since it uses less digits than its factorization.

68277688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12294 (or 12290 counting only the distinct ones).

The product of its digits is 1806336, while the sum is 52.

The square root of 68277688 is about 8263.0314049990. The cubic root of 68277688 is about 408.7203569047.

The spelling of 68277688 in words is "sixty-eight million, two hundred seventy-seven thousand, six hundred eighty-eight".