12054989932 has 12 divisors (see below), whose sum is σ = 21823688880. Its totient is φ = 5819650256.

The previous prime is 12054989893. The next prime is 12054989939. The reversal of 12054989932 is 23998945021.

It is a self number, because there is not a number n which added to its sum of digits gives 12054989932.

It is not an unprimeable number, because it can be changed into a prime (12054989939) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51961048 + ... + 51961279.

It is an arithmetic number, because the mean of its divisors is an integer number (1818640740).

Almost surely, 2^12054989932 is an apocalyptic number.

It is an amenable number.

12054989932 is a deficient number, since it is larger than the sum of its proper divisors (9768698948).

12054989932 is a wasteful number, since it uses less digits than its factorization.

12054989932 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103922360 (or 103922358 counting only the distinct ones).

The product of its (nonzero) digits is 1399680, while the sum is 52.

The spelling of 12054989932 in words is "twelve billion, fifty-four million, nine hundred eighty-nine thousand, nine hundred thirty-two".