88705609836 has 12 divisors (see below), whose sum is σ = 206979756312. Its totient is φ = 29568536608.

The previous prime is 88705609823. The next prime is 88705609891. The reversal of 88705609836 is 63890650788.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 88705609836.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3696067065 + ... + 3696067088.

It is an arithmetic number, because the mean of its divisors is an integer number (17248313026).

Almost surely, 2^88705609836 is an apocalyptic number.

It is an amenable number.

88705609836 is an abundant number, since it is smaller than the sum of its proper divisors (118274146476).

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

88705609836 is a wasteful number, since it uses less digits than its factorization.

88705609836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7392134160 (or 7392134158 counting only the distinct ones).

The product of its (nonzero) digits is 17418240, while the sum is 60.

The spelling of 88705609836 in words is "eighty-eight billion, seven hundred five million, six hundred nine thousand, eight hundred thirty-six".