42851020552012 has 12 divisors (see below), whose sum is σ = 76818292941096. Its totient is φ = 20902936854560.

The previous prime is 42851020552007. The next prime is 42851020552027. The reversal of 42851020552012 is 21025502015824.

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, 130643355178 + ... + 130643355505.

It is an arithmetic number, because the mean of its divisors is an integer number (6401524411758).

Almost surely, 2^{42851020552012} is an apocalyptic number.

It is an amenable number.

42851020552012 is a deficient number, since it is larger than the sum of its proper divisors (33967272389084).

42851020552012 is a wasteful number, since it uses less digits than its factorization.

42851020552012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261286710728 (or 261286710726 counting only the distinct ones).

The product of its (nonzero) digits is 64000, while the sum is 37.

Adding to 42851020552012 its reverse (21025502015824), we get a palindrome (63876522567836).

The spelling of 42851020552012 in words is "forty-two trillion, eight hundred fifty-one billion, twenty million, five hundred fifty-two thousand, twelve".