99324486144 has 400 divisors, whose sum is σ = 338073158808. Its totient is φ = 28760997888.

The previous prime is 99324486143. The next prime is 99324486197. The reversal of 99324486144 is 44168442399.

99324486144 is a `hidden beast` number, since 99 + 32 + 4 + 486 + 1 + 44 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 68309049600 + 31015436544 = 261360^2 + 176112^2 .

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (99324486143) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 9159894 + ... + 9170730.

Almost surely, 2^99324486144 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 99324486144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (169036579404).

99324486144 is an abundant number, since it is smaller than the sum of its proper divisors (238748672664).

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

99324486144 is a wasteful number, since it uses less digits than its factorization.

99324486144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10897 (or 10872 counting only the distinct ones).

The product of its digits is 5971968, while the sum is 54.

The spelling of 99324486144 in words is "ninety-nine billion, three hundred twenty-four million, four hundred eighty-six thousand, one hundred forty-four".