89864019635500 has 192 divisors, whose sum is σ = 223433952408576. Its totient is φ = 31254263040000.

The previous prime is 89864019635461. The next prime is 89864019635587. The reversal of 89864019635500 is 553691046898.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1841942107 + ... + 1841990893.

It is an arithmetic number, because the mean of its divisors is an integer number (1163718502128).

Almost surely, 2^{89864019635500} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 89864019635500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (111716976204288).

89864019635500 is an abundant number, since it is smaller than the sum of its proper divisors (133569932773076).

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

89864019635500 is a wasteful number, since it uses less digits than its factorization.

89864019635500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63401 (or 63389 counting only the distinct ones).

The product of its (nonzero) digits is 55987200, while the sum is 64.

The spelling of 89864019635500 in words is "eighty-nine trillion, eight hundred sixty-four billion, nineteen million, six hundred thirty-five thousand, five hundred".