89505005900 has 18 divisors (see below), whose sum is σ = 194225863020. Its totient is φ = 35802002320.

The previous prime is 89505005879. The next prime is 89505005911. The reversal of 89505005900 is 950050598.

It is a happy number.

It is a super-2 number, since 2×89505005900² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 447524930 + ... + 447525129.

Almost surely, 2^89505005900 is an apocalyptic number.

It is an amenable number.

89505005900 is an abundant number, since it is smaller than the sum of its proper divisors (104720857120).

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

89505005900 is a wasteful number, since it uses less digits than its factorization.

89505005900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 895050073 (or 895050066 counting only the distinct ones).

The product of its (nonzero) digits is 81000, while the sum is 41.

The spelling of 89505005900 in words is "eighty-nine billion, five hundred five million, five thousand, nine hundred".