12133501444 has 6 divisors (see below), whose sum is σ = 21233627534. Its totient is φ = 6066750720.

The previous prime is 12133501433. The next prime is 12133501451. The reversal of 12133501444 is 44410533121.

It can be written as a sum of positive squares in only one way, i.e., 8894753344 + 3238748100 = 94312^2 + 56910^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1516687677 + ... + 1516687684.

Almost surely, 2^12133501444 is an apocalyptic number.

It is an amenable number.

12133501444 is a deficient number, since it is larger than the sum of its proper divisors (9100126090).

12133501444 is a wasteful number, since it uses less digits than its factorization.

12133501444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3033375365 (or 3033375363 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The spelling of 12133501444 in words is "twelve billion, one hundred thirty-three million, five hundred one thousand, four hundred forty-four".