89688824764 has 48 divisors (see below), whose sum is σ = 198440879616. Its totient is φ = 34451524800.

The previous prime is 89688824761. The next prime is 89688824861. The reversal of 89688824764 is 46742888698.

It is a junction number, because it is equal to n+sod(n) for n = 89688824693 and 89688824702.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89688824761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2028819 + ... + 2072554.

It is an arithmetic number, because the mean of its divisors is an integer number (4134184992).

Almost surely, 2^89688824764 is an apocalyptic number.

It is an amenable number.

89688824764 is an abundant number, since it is smaller than the sum of its proper divisors (108752054852).

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

89688824764 is a wasteful number, since it uses less digits than its factorization.

89688824764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4101466 (or 4101464 counting only the distinct ones).

The product of its digits is 297271296, while the sum is 70.

The spelling of 89688824764 in words is "eighty-nine billion, six hundred eighty-eight million, eight hundred twenty-four thousand, seven hundred sixty-four".