68857200196 has 12 divisors (see below), whose sum is σ = 120516940348. Its totient is φ = 34423788672.

The previous prime is 68857200179. The next prime is 68857200241. The reversal of 68857200196 is 69100275886.

It can be written as a sum of positive squares in 2 ways, for example, as 56477522500 + 12379677696 = 237650^2 + 111264^2 .

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, 1170561 + ... + 1227976.

Almost surely, 2^68857200196 is an apocalyptic number.

It is an amenable number.

68857200196 is a deficient number, since it is larger than the sum of its proper divisors (51659740152).

68857200196 is a wasteful number, since it uses less digits than its factorization.

68857200196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2405718 (or 2405716 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 52.

The spelling of 68857200196 in words is "sixty-eight billion, eight hundred fifty-seven million, two hundred thousand, one hundred ninety-six".