42143644526 has 8 divisors (see below), whose sum is σ = 66542596680. Its totient is φ = 19962778968.

The previous prime is 42143644513. The next prime is 42143644547. The reversal of 42143644526 is 62544634124.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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, 554521601 + ... + 554521676.

It is an arithmetic number, because the mean of its divisors is an integer number (8317824585).

Almost surely, 2^42143644526 is an apocalyptic number.

42143644526 is a deficient number, since it is larger than the sum of its proper divisors (24398952154).

42143644526 is a wasteful number, since it uses less digits than its factorization.

42143644526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1109043298.

The product of its digits is 552960, while the sum is 41.

The spelling of 42143644526 in words is "forty-two billion, one hundred forty-three million, six hundred forty-four thousand, five hundred twenty-six".