12145042234332 has 36 divisors (see below), whose sum is σ = 35085677566576. Its totient is φ = 3470012066880.

The previous prime is 12145042234331. The next prime is 12145042234349. The reversal of 12145042234332 is 23343224054121.

12145042234332 is a `hidden beast` number, since 1 + 2 + 1 + 4 + 50 + 42 + 234 + 332 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12145042234331) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24097305769 + ... + 24097306272.

Almost surely, 2^{12145042234332} is an apocalyptic number.

12145042234332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12145042234332 is an abundant number, since it is smaller than the sum of its proper divisors (22940635332244).

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

12145042234332 is a wasteful number, since it uses less digits than its factorization.

12145042234332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48194612058 (or 48194612053 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 36.

Adding to 12145042234332 its reverse (23343224054121), we get a palindrome (35488266288453).

The spelling of 12145042234332 in words is "twelve trillion, one hundred forty-five billion, forty-two million, two hundred thirty-four thousand, three hundred thirty-two".