4242143035525 has 24 divisors (see below), whose sum is σ = 5271499778760. Its totient is φ = 3386463575040.

The previous prime is 4242143035357. The next prime is 4242143035531. The reversal of 4242143035525 is 5255303412424.

It can be written as a sum of positive squares in 12 ways, for example, as 652660399876 + 3589482635649 = 807874^2 + 1894593^2 .

It is not a de Polignac number, because 4242143035525 - 2¹⁹ = 4242142511237 is a prime.

It is a super-2 number, since 2×4242143035525² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 83361489 + ... + 83412361.

It is an arithmetic number, because the mean of its divisors is an integer number (219645824115).

Almost surely, 2^{4242143035525} is an apocalyptic number.

It is an amenable number.

4242143035525 is a deficient number, since it is larger than the sum of its proper divisors (1029356743235).

4242143035525 is a wasteful number, since it uses less digits than its factorization.

4242143035525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57945 (or 57940 counting only the distinct ones).

The product of its (nonzero) digits is 576000, while the sum is 40.

Adding to 4242143035525 its reverse (5255303412424), we get a palindrome (9497446447949).

The spelling of 4242143035525 in words is "four trillion, two hundred forty-two billion, one hundred forty-three million, thirty-five thousand, five hundred twenty-five".