42662406542 has 64 divisors (see below), whose sum is σ = 83177280000. Its totient is φ = 16302577536.

The previous prime is 42662406539. The next prime is 42662406569. The reversal of 42662406542 is 24560426624.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 42662406542.

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 125309 + ... + 317847.

It is an arithmetic number, because the mean of its divisors is an integer number (1299645000).

Almost surely, 2^42662406542 is an apocalyptic number.

42662406542 is a deficient number, since it is larger than the sum of its proper divisors (40514873458).

42662406542 is a wasteful number, since it uses less digits than its factorization.

42662406542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192598 (or 192584 counting only the distinct ones).

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

The spelling of 42662406542 in words is "forty-two billion, six hundred sixty-two million, four hundred six thousand, five hundred forty-two".