68340250188 has 36 divisors (see below), whose sum is σ = 197427390160. Its totient is φ = 19525785696.

The previous prime is 68340250171. The next prime is 68340250201. The reversal of 68340250188 is 88105204386.

68340250188 is a `hidden beast` number, since 68 + 3 + 4 + 0 + 2 + 501 + 88 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 135595483 + ... + 135595986.

Almost surely, 2^68340250188 is an apocalyptic number.

It is an amenable number.

68340250188 is an abundant number, since it is smaller than the sum of its proper divisors (129087139972).

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

68340250188 is a wasteful number, since it uses less digits than its factorization.

68340250188 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271191486 (or 271191481 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 45.

The spelling of 68340250188 in words is "sixty-eight billion, three hundred forty million, two hundred fifty thousand, one hundred eighty-eight".