10993771272 has 32 divisors (see below), whose sum is σ = 29983013280. Its totient is φ = 3331445760.

The previous prime is 10993771267. The next prime is 10993771289. The reversal of 10993771272 is 27217739901.

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, 20821273 + ... + 20821800.

It is an arithmetic number, because the mean of its divisors is an integer number (936969165).

Almost surely, 2^10993771272 is an apocalyptic number.

10993771272 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10993771272 is an abundant number, since it is smaller than the sum of its proper divisors (18989242008).

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

10993771272 is a wasteful number, since it uses less digits than its factorization.

10993771272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41643093 (or 41643089 counting only the distinct ones).

The product of its (nonzero) digits is 333396, while the sum is 48.

The spelling of 10993771272 in words is "ten billion, nine hundred ninety-three million, seven hundred seventy-one thousand, two hundred seventy-two".