109887799008 has 96 divisors (see below), whose sum is σ = 315737104032. Its totient is φ = 33257318400.

The previous prime is 109887799003. The next prime is 109887799033. The reversal of 109887799008 is 800997788901.

It is a tau number, because it is divible by the number of its divisors (96).

It is a self number, because there is not a number n which added to its sum of digits gives 109887799008.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109887799003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 645603 + ... + 797858.

It is an arithmetic number, because the mean of its divisors is an integer number (3288928167).

Almost surely, 2^109887799008 is an apocalyptic number.

It is an amenable number.

109887799008 is an abundant number, since it is smaller than the sum of its proper divisors (205849305024).

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

109887799008 is a wasteful number, since it uses less digits than its factorization.

109887799008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1443548 (or 1443540 counting only the distinct ones).

The product of its (nonzero) digits is 18289152, while the sum is 66.

The spelling of 109887799008 in words is "one hundred nine billion, eight hundred eighty-seven million, seven hundred ninety-nine thousand, eight".