42135668316 has 72 divisors (see below), whose sum is σ = 126233627520. Its totient is φ = 12038760432.

The previous prime is 42135668303. The next prime is 42135668327. The reversal of 42135668316 is 61386653124.

42135668316 is a `hidden beast` number, since 4 + 2 + 1 + 3 + 566 + 83 + 1 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3089586 + ... + 3103193.

Almost surely, 2^42135668316 is an apocalyptic number.

It is an amenable number.

42135668316 is an abundant number, since it is smaller than the sum of its proper divisors (84097959204).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42135668316 is a wasteful number, since it uses less digits than its factorization.

42135668316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6192805 (or 6192791 counting only the distinct ones).

The product of its digits is 622080, while the sum is 45.

The spelling of 42135668316 in words is "forty-two billion, one hundred thirty-five million, six hundred sixty-eight thousand, three hundred sixteen".