99999200004 has 96 divisors (see below), whose sum is σ = 263442291840. Its totient is φ = 29244364800.

The previous prime is 99999200003. The next prime is 99999200009. The reversal of 99999200004 is 40000299999.

It is a self number, because there is not a number n which added to its sum of digits gives 99999200004.

It is not an unprimeable number, because it can be changed into a prime (99999200003) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10840114 + ... + 10849334.

It is an arithmetic number, because the mean of its divisors is an integer number (2744190540).

Almost surely, 2^99999200004 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 99999200004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (131721145920).

99999200004 is an abundant number, since it is smaller than the sum of its proper divisors (163443091836).

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

99999200004 is a wasteful number, since it uses less digits than its factorization.

99999200004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12101 (or 12099 counting only the distinct ones).

The product of its (nonzero) digits is 472392, while the sum is 51.

It can be divided in two parts, 99999 and 200004, that added together give a palindrome (300003).

The spelling of 99999200004 in words is "ninety-nine billion, nine hundred ninety-nine million, two hundred thousand, four".