11321909392 has 40 divisors (see below), whose sum is σ = 23469311360. Its totient is φ = 5275082880.

The previous prime is 11321909353. The next prime is 11321909393. The reversal of 11321909392 is 29390912311.

It is not an unprimeable number, because it can be changed into a prime (11321909393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 286728 + ... + 323815.

It is an arithmetic number, because the mean of its divisors is an integer number (586732784).

Almost surely, 2^11321909392 is an apocalyptic number.

It is an amenable number.

11321909392 is an abundant number, since it is smaller than the sum of its proper divisors (12147401968).

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

11321909392 is a wasteful number, since it uses less digits than its factorization.

11321909392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 610631 (or 610625 counting only the distinct ones).

The product of its (nonzero) digits is 26244, while the sum is 40.

The spelling of 11321909392 in words is "eleven billion, three hundred twenty-one million, nine hundred nine thousand, three hundred ninety-two".