9894899088 has 50 divisors (see below), whose sum is σ = 28638712454. Its totient is φ = 3298299264.

The previous prime is 9894899081. The next prime is 9894899107. The reversal of 9894899088 is 8809984989.

It can be written as a sum of positive squares in only one way, i.e., 9893883024 + 1016064 = 99468^2 + 1008^2 .

It is a Harshad number since it is a multiple of its sum of digits (72).

It is not an unprimeable number, because it can be changed into a prime (9894899081) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 3816181 + ... + 3818772.

Almost surely, 2^9894899088 is an apocalyptic number.

It is an amenable number.

9894899088 is an abundant number, since it is smaller than the sum of its proper divisors (18743813366).

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

9894899088 is a wasteful number, since it uses less digits than its factorization.

9894899088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7634973 (or 7634958 counting only the distinct ones).

The product of its (nonzero) digits is 107495424, while the sum is 72.

The square root of 9894899088 is about 99473.1073607334. The cubic root of 9894899088 is about 2146.8603236082.

The spelling of 9894899088 in words is "nine billion, eight hundred ninety-four million, eight hundred ninety-nine thousand, eighty-eight".