115489658723 has 4 divisors (see below), whose sum is σ = 115490824680. Its totient is φ = 115488492768.

The previous prime is 115489658719. The next prime is 115489658741. The reversal of 115489658723 is 327856984511.

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 115489658723 - 2² = 115489658719 is a prime.

It is a super-2 number, since 2×115489658723² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (115489618723) 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, 419033 + ... + 637626.

It is an arithmetic number, because the mean of its divisors is an integer number (28872706170).

Almost surely, 2^115489658723 is an apocalyptic number.

115489658723 is a deficient number, since it is larger than the sum of its proper divisors (1165957).

115489658723 is a wasteful number, since it uses less digits than its factorization.

115489658723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1165956.

The product of its digits is 14515200, while the sum is 59.

The spelling of 115489658723 in words is "one hundred fifteen billion, four hundred eighty-nine million, six hundred fifty-eight thousand, seven hundred twenty-three".