11434538892 has 48 divisors (see below), whose sum is σ = 30558350592. Its totient is φ = 3259913280.

The previous prime is 11434538891. The next prime is 11434538897. The reversal of 11434538892 is 29883543411.

11434538892 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (11434538891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 108918 + ... + 186365.

It is an arithmetic number, because the mean of its divisors is an integer number (636632304).

Almost surely, 2^11434538892 is an apocalyptic number.

11434538892 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11434538892 is an abundant number, since it is smaller than the sum of its proper divisors (19123811700).

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

11434538892 is a wasteful number, since it uses less digits than its factorization.

11434538892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295758 (or 295756 counting only the distinct ones).

The product of its digits is 829440, while the sum is 48.

The spelling of 11434538892 in words is "eleven billion, four hundred thirty-four million, five hundred thirty-eight thousand, eight hundred ninety-two".