100009999968 has 24 divisors (see below), whose sum is σ = 262526250168. Its totient is φ = 33336666624.

The previous prime is 100009999967. The next prime is 100010000059. The reversal of 100009999968 is 869999900001.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100009999967) by changing a digit.

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, 520885321 + ... + 520885512.

It is an arithmetic number, because the mean of its divisors is an integer number (10938593757).

Almost surely, 2^100009999968 is an apocalyptic number.

It is an amenable number.

100009999968 is an abundant number, since it is smaller than the sum of its proper divisors (162516250200).

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

100009999968 is a wasteful number, since it uses less digits than its factorization.

100009999968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1041770846 (or 1041770838 counting only the distinct ones).

The product of its (nonzero) digits is 2834352, while the sum is 60.

The spelling of 100009999968 in words is "one hundred billion, nine million, nine hundred ninety-nine thousand, nine hundred sixty-eight".