11433138772 has 12 divisors (see below), whose sum is σ = 21826901376. Its totient is φ = 5196881240.

The previous prime is 11433138749. The next prime is 11433138781. The reversal of 11433138772 is 27783133411.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 129921988 + ... + 129922075.

It is an arithmetic number, because the mean of its divisors is an integer number (1818908448).

Almost surely, 2^11433138772 is an apocalyptic number.

It is an amenable number.

11433138772 is a deficient number, since it is larger than the sum of its proper divisors (10393762604).

11433138772 is a wasteful number, since it uses less digits than its factorization.

11433138772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259844078 (or 259844076 counting only the distinct ones).

The product of its digits is 84672, while the sum is 40.

The spelling of 11433138772 in words is "eleven billion, four hundred thirty-three million, one hundred thirty-eight thousand, seven hundred seventy-two".