42006452524 has 12 divisors (see below), whose sum is σ = 73514417704. Its totient is φ = 21002333184.

The previous prime is 42006452507. The next prime is 42006452531. The reversal of 42006452524 is 42525460024.

It is a self number, because there is not a number n which added to its sum of digits gives 42006452524.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 111189 + ... + 310444.

Almost surely, 2^42006452524 is an apocalyptic number.

It is an amenable number.

42006452524 is a deficient number, since it is larger than the sum of its proper divisors (31507965180).

42006452524 is a wasteful number, since it uses less digits than its factorization.

42006452524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 446544 (or 446542 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 34.

The spelling of 42006452524 in words is "forty-two billion, six million, four hundred fifty-two thousand, five hundred twenty-four".