42003786944512 has 52 divisors (see below), whose sum is σ = 88938337973796. Its totient is φ = 19766487941120.

The previous prime is 42003786944501. The next prime is 42003786944551. The reversal of 42003786944512 is 21544968730024.

It can be written as a sum of positive squares in 2 ways, for example, as 23027099406336 + 18976687538176 = 4798656^2 + 4356224^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 301543039 + ... + 301682302.

It is a 1-persistent number, because it is pandigital, but 2⋅42003786944512 = 84007573889024 is not.

Almost surely, 2^{42003786944512} is an apocalyptic number.

It is an amenable number.

42003786944512 is an abundant number, since it is smaller than the sum of its proper divisors (46934551029284).

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

42003786944512 is an equidigital number, since it uses as much as digits as its factorization.

42003786944512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 603225382 (or 603225360 counting only the distinct ones).

The product of its (nonzero) digits is 11612160, while the sum is 55.

The spelling of 42003786944512 in words is "forty-two trillion, three billion, seven hundred eighty-six million, nine hundred forty-four thousand, five hundred twelve".