115200440113439 has 4 divisors (see below), whose sum is σ = 116029220258280. Its totient is φ = 114371659968600.

The previous prime is 115200440113433. The next prime is 115200440113453. The reversal of 115200440113439 is 934311044002511.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 115200440113439 - 2²⁰ = 115200439064863 is a prime.

It is a super-2 number, since 2×115200440113439² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115200440113433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 414390072212 + ... + 414390072489.

It is an arithmetic number, because the mean of its divisors is an integer number (29007305064570).

Almost surely, 2^{115200440113439} is an apocalyptic number.

115200440113439 is a deficient number, since it is larger than the sum of its proper divisors (828780144841).

115200440113439 is an equidigital number, since it uses as much as digits as its factorization.

115200440113439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 828780144840.

The product of its (nonzero) digits is 51840, while the sum is 38.

The spelling of 115200440113439 in words is "one hundred fifteen trillion, two hundred billion, four hundred forty million, one hundred thirteen thousand, four hundred thirty-nine".