11271808802 has 16 divisors (see below), whose sum is σ = 17046735552. Its totient is φ = 5589614160.

The previous prime is 11271808799. The next prime is 11271808829. The reversal of 11271808802 is 20880817211.

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, 472268 + ... + 495560.

It is an arithmetic number, because the mean of its divisors is an integer number (1065420972).

Almost surely, 2^11271808802 is an apocalyptic number.

11271808802 is a deficient number, since it is larger than the sum of its proper divisors (5774926750).

11271808802 is a wasteful number, since it uses less digits than its factorization.

11271808802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25273.

The product of its (nonzero) digits is 14336, while the sum is 38.

The spelling of 11271808802 in words is "eleven billion, two hundred seventy-one million, eight hundred eight thousand, eight hundred two".