68359856 has 20 divisors (see below), whose sum is σ = 140238792. Its totient is φ = 32169216.

The previous prime is 68359847. The next prime is 68359897. The reversal of 68359856 is 65895386.

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, 125390 + ... + 125933.

Almost surely, 2^68359856 is an apocalyptic number.

It is an amenable number.

68359856 is an abundant number, since it is smaller than the sum of its proper divisors (71878936).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

68359856 is a wasteful number, since it uses less digits than its factorization.

68359856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251348 (or 251342 counting only the distinct ones).

The product of its digits is 1555200, while the sum is 50.

The square root of 68359856 is about 8268.0019351715. The cubic root of 68359856 is about 408.8842477857.

The spelling of 68359856 in words is "sixty-eight million, three hundred fifty-nine thousand, eight hundred fifty-six".