42043503313197 has 12 divisors (see below), whose sum is σ = 60733985852124. Its totient is φ = 28026934024320.

The previous prime is 42043503313181. The next prime is 42043503313199. The reversal of 42043503313197 is 79131330534024.

42043503313197 is a `hidden beast` number, since 4 + 2 + 0 + 4 + 3 + 503 + 3 + 131 + 9 + 7 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 32014254036996 + 10029249276201 = 5658114^2 + 3166899^2 .

It is not a de Polignac number, because 42043503313197 - 2⁴ = 42043503313181 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42043503313199) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 172219954 + ... + 172463907.

It is an arithmetic number, because the mean of its divisors is an integer number (5061165487677).

Almost surely, 2^{42043503313197} is an apocalyptic number.

It is an amenable number.

42043503313197 is a deficient number, since it is larger than the sum of its proper divisors (18690482538927).

42043503313197 is a wasteful number, since it uses less digits than its factorization.

42043503313197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 344697420 (or 344697417 counting only the distinct ones).

The product of its (nonzero) digits is 816480, while the sum is 45.

The spelling of 42043503313197 in words is "forty-two trillion, forty-three billion, five hundred three million, three hundred thirteen thousand, one hundred ninety-seven".