12049531532 has 12 divisors (see below), whose sum is σ = 21444081960. Its totient is φ = 5922650976.

The previous prime is 12049531513. The next prime is 12049531553. The reversal of 12049531532 is 23513594021.

It is a junction number, because it is equal to n+sod(n) for n = 12049531492 and 12049531501.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25528433 + ... + 25528904.

It is an arithmetic number, because the mean of its divisors is an integer number (1787006830).

Almost surely, 2^12049531532 is an apocalyptic number.

It is an amenable number.

12049531532 is a deficient number, since it is larger than the sum of its proper divisors (9394550428).

12049531532 is a wasteful number, since it uses less digits than its factorization.

12049531532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51057400 (or 51057398 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 35.

The spelling of 12049531532 in words is "twelve billion, forty-nine million, five hundred thirty-one thousand, five hundred thirty-two".