115959609484991 has 8 divisors (see below), whose sum is σ = 116079302961024. Its totient is φ = 115839921415680.

The previous prime is 115959609484987. The next prime is 115959609484993. The reversal of 115959609484991 is 199484906959511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 115959609484991 - 2² = 115959609484987 is a prime.

It is a super-2 number, since 2×115959609484991² (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 (115959609484993) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42291671 + ... + 44950023.

It is an arithmetic number, because the mean of its divisors is an integer number (14509912870128).

Almost surely, 2^{115959609484991} is an apocalyptic number.

115959609484991 is a deficient number, since it is larger than the sum of its proper divisors (119693476033).

115959609484991 is an equidigital number, since it uses as much as digits as its factorization.

115959609484991 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2703361.

The product of its (nonzero) digits is 1133740800, while the sum is 80.

The spelling of 115959609484991 in words is "one hundred fifteen trillion, nine hundred fifty-nine billion, six hundred nine million, four hundred eighty-four thousand, nine hundred ninety-one".