11271808862 has 16 divisors (see below), whose sum is σ = 17817014400. Its totient is φ = 5333451480.

The previous prime is 11271808861. The next prime is 11271808903. The reversal of 11271808862 is 26880817211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11271808861) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 126464 + ... + 196307.

It is an arithmetic number, because the mean of its divisors is an integer number (1113563400).

Almost surely, 2^11271808862 is an apocalyptic number.

11271808862 is a deficient number, since it is larger than the sum of its proper divisors (6545205538).

11271808862 is a wasteful number, since it uses less digits than its factorization.

11271808862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323711.

The product of its (nonzero) digits is 86016, while the sum is 44.

The spelling of 11271808862 in words is "eleven billion, two hundred seventy-one million, eight hundred eight thousand, eight hundred sixty-two".