89555963904 has 520 divisors, whose sum is σ = 297999326592. Its totient is φ = 26568622080.

The previous prime is 89555963897. The next prime is 89555963921. The reversal of 89555963904 is 40936955598.

89555963904 is a `hidden beast` number, since 8 + 9 + 5 + 5 + 596 + 39 + 0 + 4 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 193425177 + ... + 193425639.

Almost surely, 2^89555963904 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 89555963904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (148999663296).

89555963904 is an abundant number, since it is smaller than the sum of its proper divisors (208443362688).

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

89555963904 is a wasteful number, since it uses less digits than its factorization.

89555963904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 563 (or 532 counting only the distinct ones).

The product of its (nonzero) digits is 52488000, while the sum is 63.

The spelling of 89555963904 in words is "eighty-nine billion, five hundred fifty-five million, nine hundred sixty-three thousand, nine hundred four".