42042143131052 has 6 divisors (see below), whose sum is σ = 73573750479348. Its totient is φ = 21021071565524.

The previous prime is 42042143131039. The next prime is 42042143131073. The reversal of 42042143131052 is 25013134124024.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5255267891378 + ... + 5255267891385.

It is an arithmetic number, because the mean of its divisors is an integer number (12262291746558).

Almost surely, 2^{42042143131052} is an apocalyptic number.

It is an amenable number.

42042143131052 is a deficient number, since it is larger than the sum of its proper divisors (31531607348296).

42042143131052 is a wasteful number, since it uses less digits than its factorization.

42042143131052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10510535782767 (or 10510535782765 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 32.

Adding to 42042143131052 its reverse (25013134124024), we get a palindrome (67055277255076).

The spelling of 42042143131052 in words is "forty-two trillion, forty-two billion, one hundred forty-three million, one hundred thirty-one thousand, fifty-two".