42143225144 has 16 divisors (see below), whose sum is σ = 79126359720. Its totient is φ = 21042862560.

The previous prime is 42143225107. The next prime is 42143225161. The reversal of 42143225144 is 44152234124.

It is a self number, because there is not a number n which added to its sum of digits gives 42143225144.

It is a congruent number.

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, 3587522 + ... + 3599249.

Almost surely, 2^42143225144 is an apocalyptic number.

It is an amenable number.

42143225144 is a deficient number, since it is larger than the sum of its proper divisors (36983134576).

42143225144 is a wasteful number, since it uses less digits than its factorization.

42143225144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7187510 (or 7187506 counting only the distinct ones).

The product of its digits is 30720, while the sum is 32.

Adding to 42143225144 its reverse (44152234124), we get a palindrome (86295459268).

The spelling of 42143225144 in words is "forty-two billion, one hundred forty-three million, two hundred twenty-five thousand, one hundred forty-four".