115215200544000 has 144 divisors (see below), whose sum is σ = 382687288925760. Its totient is φ = 30724053452800.

The previous prime is 115215200543969. The next prime is 115215200544053. The reversal of 115215200544000 is 445002512511.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 599983170 + ... + 600175169.

It is an arithmetic number, because the mean of its divisors is an integer number (2657550617540).

Almost surely, 2^{115215200544000} is an apocalyptic number.

115215200544000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

115215200544000 is an abundant number, since it is smaller than the sum of its proper divisors (267472088381760).

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

115215200544000 is an equidigital number, since it uses as much as digits as its factorization.

115215200544000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1200158373 (or 1200158349 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 30.

The spelling of 115215200544000 in words is "one hundred fifteen trillion, two hundred fifteen billion, two hundred million, five hundred forty-four thousand".