42668583051996 has 36 divisors (see below), whose sum is σ = 117661850235384. Its totient is φ = 12929873652000.

The previous prime is 42668583051979. The next prime is 42668583052049. The reversal of 42668583051996 is 69915038586624.

It is a happy number.

42668583051996 is a `hidden beast` number, since 4 + 26 + 6 + 8 + 5 + 83 + 0 + 519 + 9 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 53874473155 + ... + 53874473946.

Almost surely, 2^{42668583051996} is an apocalyptic number.

It is an amenable number.

42668583051996 is an abundant number, since it is smaller than the sum of its proper divisors (74993267183388).

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

42668583051996 is a wasteful number, since it uses less digits than its factorization.

42668583051996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107748947122 (or 107748947117 counting only the distinct ones).

The product of its (nonzero) digits is 671846400, while the sum is 72.

The spelling of 42668583051996 in words is "forty-two trillion, six hundred sixty-eight billion, five hundred eighty-three million, fifty-one thousand, nine hundred ninety-six".