115871144807716 has 9 divisors (see below), whose sum is σ = 202774541088721. Its totient is φ = 57935561639512.

The previous prime is 115871144807713. The next prime is 115871144807827. The reversal of 115871144807716 is 617708441178511.

The square root of 115871144807716 is 10764346.

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

It can be written as a sum of positive squares in only one way, i.e., 80726451344100 + 35144693463616 = 8984790^2 + 5928296^2 .

It is a super-2 number, since 2×115871144807716² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (115871144807713) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 18837606 + ... + 24219778.

Almost surely, 2^{115871144807716} is an apocalyptic number.

115871144807716 is the 10764346-th square number.

It is an amenable number.

115871144807716 is a deficient number, since it is larger than the sum of its proper divisors (86903396281005).

115871144807716 is an frugal number, since it uses more digits than its factorization.

115871144807716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10764350 (or 5382175 counting only the distinct ones).

The product of its (nonzero) digits is 10536960, while the sum is 61.

The spelling of 115871144807716 in words is "one hundred fifteen trillion, eight hundred seventy-one billion, one hundred forty-four million, eight hundred seven thousand, seven hundred sixteen".