9577998000 has 240 divisors, whose sum is σ = 33772186656. Its totient is φ = 2529753600.

The previous prime is 9577997993. The next prime is 9577998013. The reversal of 9577998000 is 8997759.

It is a tau number, because it is divible by the number of its divisors (240).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1923514 + ... + 1928486.

Almost surely, 2^9577998000 is an apocalyptic number.

9577998000 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9577998000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16886093328).

9577998000 is an abundant number, since it is smaller than the sum of its proper divisors (24194188656).

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

9577998000 is a wasteful number, since it uses less digits than its factorization.

9577998000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5109 (or 5090 counting only the distinct ones).

The product of its (nonzero) digits is 1428840, while the sum is 54.

The square root of 9577998000 is about 97867.2468193522. The cubic root of 9577998000 is about 2123.6922426408.

The spelling of 9577998000 in words is "nine billion, five hundred seventy-seven million, nine hundred ninety-eight thousand".