68606156 has 24 divisors (see below), whose sum is σ = 123723600. Its totient is φ = 33268032.

The previous prime is 68606147. The next prime is 68606183. The reversal of 68606156 is 65160686.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24290 + ... + 26966.

It is an arithmetic number, because the mean of its divisors is an integer number (5155150).

Almost surely, 2^68606156 is an apocalyptic number.

It is an amenable number.

68606156 is a deficient number, since it is larger than the sum of its proper divisors (55117444).

68606156 is a wasteful number, since it uses less digits than its factorization.

68606156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2873 (or 2871 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 38.

The square root of 68606156 is about 8282.8833144021. The cubic root of 68606156 is about 409.3747280537.

The spelling of 68606156 in words is "sixty-eight million, six hundred six thousand, one hundred fifty-six".