12038455392 has 48 divisors (see below), whose sum is σ = 32974905600. Its totient is φ = 3838347392.

The previous prime is 12038455391. The next prime is 12038455399. The reversal of 12038455392 is 29355483021.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12038455391) 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, 2723892 + ... + 2728307.

It is an arithmetic number, because the mean of its divisors is an integer number (686977200).

Almost surely, 2^12038455392 is an apocalyptic number.

12038455392 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12038455392 is an abundant number, since it is smaller than the sum of its proper divisors (20936450208).

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

12038455392 is a wasteful number, since it uses less digits than its factorization.

12038455392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5452235 (or 5452227 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 42.

The spelling of 12038455392 in words is "twelve billion, thirty-eight million, four hundred fifty-five thousand, three hundred ninety-two".