11438797092 has 24 divisors (see below), whose sum is σ = 27850984896. Its totient is φ = 3647152608.

The previous prime is 11438797087. The next prime is 11438797093. The reversal of 11438797092 is 29079783411.

It is not an unprimeable number, because it can be changed into a prime (11438797093) 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, 20722183 + ... + 20722734.

It is an arithmetic number, because the mean of its divisors is an integer number (1160457704).

Almost surely, 2^11438797092 is an apocalyptic number.

11438797092 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11438797092 is an abundant number, since it is smaller than the sum of its proper divisors (16412187804).

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

11438797092 is a wasteful number, since it uses less digits than its factorization.

11438797092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41444947 (or 41444945 counting only the distinct ones).

The product of its (nonzero) digits is 762048, while the sum is 51.

The spelling of 11438797092 in words is "eleven billion, four hundred thirty-eight million, seven hundred ninety-seven thousand, ninety-two".