272676201666 has 64 divisors (see below), whose sum is σ = 597648844800. Its totient is φ = 82252065600.

The previous prime is 272676201659. The next prime is 272676201689. The reversal of 272676201666 is 666102676272.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22512420 + ... + 22524528.

It is an arithmetic number, because the mean of its divisors is an integer number (9338263200).

Almost surely, 2^272676201666 is an apocalyptic number.

272676201666 is an abundant number, since it is smaller than the sum of its proper divisors (324972643134).

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

272676201666 is a wasteful number, since it uses less digits than its factorization.

272676201666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13655.

The product of its (nonzero) digits is 3048192, while the sum is 51.

The spelling of 272676201666 in words is "two hundred seventy-two billion, six hundred seventy-six million, two hundred one thousand, six hundred sixty-six".