68196136 has 16 divisors (see below), whose sum is σ = 128584800. Its totient is φ = 33906864.

The previous prime is 68196101. The next prime is 68196157. The reversal of 68196136 is 63169186.

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, 22380 + ... + 25243.

It is an arithmetic number, because the mean of its divisors is an integer number (8036550).

Almost surely, 2^68196136 is an apocalyptic number.

It is an amenable number.

68196136 is a deficient number, since it is larger than the sum of its proper divisors (60388664).

68196136 is a wasteful number, since it uses less digits than its factorization.

68196136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47808 (or 47804 counting only the distinct ones).

The product of its digits is 46656, while the sum is 40.

The square root of 68196136 is about 8258.0951798826. The cubic root of 68196136 is about 408.5575646218.

The spelling of 68196136 in words is "sixty-eight million, one hundred ninety-six thousand, one hundred thirty-six".