26730668196 has 24 divisors (see below), whose sum is σ = 69301732640. Its totient is φ = 8910222696.

The previous prime is 26730668123. The next prime is 26730668257. The reversal of 26730668196 is 69186603762.

26730668196 is a `hidden beast` number, since 267 + 306 + 68 + 19 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

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, 123752986 + ... + 123753201.

Almost surely, 2^26730668196 is an apocalyptic number.

It is an amenable number.

26730668196 is an abundant number, since it is smaller than the sum of its proper divisors (42571064444).

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

26730668196 is a wasteful number, since it uses less digits than its factorization.

26730668196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247506200 (or 247506192 counting only the distinct ones).

The product of its (nonzero) digits is 3919104, while the sum is 54.

The spelling of 26730668196 in words is "twenty-six billion, seven hundred thirty million, six hundred sixty-eight thousand, one hundred ninety-six".