12150454444532 has 72 divisors (see below), whose sum is σ = 22655628743328. Its totient is φ = 5698817067840.

The previous prime is 12150454444523. The next prime is 12150454444567. The reversal of 12150454444532 is 23544445405121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16550483 + ... + 17269029.

It is an arithmetic number, because the mean of its divisors is an integer number (314661510324).

Almost surely, 2^{12150454444532} is an apocalyptic number.

It is an amenable number.

12150454444532 is a deficient number, since it is larger than the sum of its proper divisors (10505174298796).

12150454444532 is a wasteful number, since it uses less digits than its factorization.

12150454444532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 718749 (or 718716 counting only the distinct ones).

The product of its (nonzero) digits is 1536000, while the sum is 44.

Adding to 12150454444532 its reverse (23544445405121), we get a palindrome (35694899849653).

The spelling of 12150454444532 in words is "twelve trillion, one hundred fifty billion, four hundred fifty-four million, four hundred forty-four thousand, five hundred thirty-two".