9888973800 has 48 divisors (see below), whose sum is σ = 30655820640. Its totient is φ = 2637059520.

The previous prime is 9888973793. The next prime is 9888973807. The reversal of 9888973800 is 83798889.

It is an interprime number because it is at equal distance from previous prime (9888973793) and next prime (9888973807).

It is a Harshad number since it is a multiple of its sum of digits (60).

It is not an unprimeable number, because it can be changed into a prime (9888973807) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8240212 + ... + 8241411.

It is an arithmetic number, because the mean of its divisors is an integer number (638662930).

Almost surely, 2^9888973800 is an apocalyptic number.

It is an amenable number.

9888973800 is an abundant number, since it is smaller than the sum of its proper divisors (20766846840).

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

9888973800 is a wasteful number, since it uses less digits than its factorization.

9888973800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16481642 (or 16481633 counting only the distinct ones).

The product of its (nonzero) digits is 6967296, while the sum is 60.

The square root of 9888973800 is about 99443.3195342955. The cubic root of 9888973800 is about 2146.4317086351.

The spelling of 9888973800 in words is "nine billion, eight hundred eighty-eight million, nine hundred seventy-three thousand, eight hundred".