43142144312 has 8 divisors (see below), whose sum is σ = 80891520600. Its totient is φ = 21571072152.

The previous prime is 43142144257. The next prime is 43142144341. The reversal of 43142144312 is 21344124134.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×43142144312² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2696384012 + ... + 2696384027.

It is an arithmetic number, because the mean of its divisors is an integer number (10111440075).

Almost surely, 2^43142144312 is an apocalyptic number.

It is an amenable number.

43142144312 is a deficient number, since it is larger than the sum of its proper divisors (37749376288).

43142144312 is a wasteful number, since it uses less digits than its factorization.

43142144312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5392768045 (or 5392768041 counting only the distinct ones).

The product of its digits is 9216, while the sum is 29.

Adding to 43142144312 its reverse (21344124134), we get a palindrome (64486268446).

The spelling of 43142144312 in words is "forty-three billion, one hundred forty-two million, one hundred forty-four thousand, three hundred twelve".