99494400000 has 312 divisors, whose sum is σ = 331714268928. Its totient is φ = 26521600000.

The previous prime is 99494399981. The next prime is 99494400037. The reversal of 99494400000 is 449499.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38398705 + ... + 38401295.

Almost surely, 2^99494400000 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 99494400000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (165857134464).

99494400000 is an abundant number, since it is smaller than the sum of its proper divisors (232219868928).

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

99494400000 is an frugal number, since it uses more digits than its factorization.

99494400000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2643 (or 2601 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 39.

Adding to 99494400000 its reverse (449499), we get a palindrome (99494849499).

The spelling of 99494400000 in words is "ninety-nine billion, four hundred ninety-four million, four hundred thousand".