115899393600 has 189 divisors, whose sum is σ = 412079061667. Its totient is φ = 30895610880.

The previous prime is 115899393529. The next prime is 115899393629. The reversal of 115899393600 is 6393998511.

The square root of 115899393600 is 340440.

It is a perfect power (a square), and thus also a powerful number.

115899393600 is a `hidden beast` number, since 115 + 89 + 9 + 393 + 60 + 0 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 52830103104 + 63069290496 = 229848^2 + 251136^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 40851382 + ... + 40854218.

Almost surely, 2^115899393600 is an apocalyptic number.

115899393600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

115899393600 is the 340440-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 115899393600

115899393600 is an abundant number, since it is smaller than the sum of its proper divisors (296179668067).

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

115899393600 is an frugal number, since it uses more digits than its factorization.

115899393600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5702 (or 2847 counting only the distinct ones).

The product of its (nonzero) digits is 1574640, while the sum is 54.

The spelling of 115899393600 in words is "one hundred fifteen billion, eight hundred ninety-nine million, three hundred ninety-three thousand, six hundred".