115445659449 has 16 divisors (see below), whose sum is σ = 156342864960. Its totient is φ = 75763733760.

The previous prime is 115445659423. The next prime is 115445659453. The reversal of 115445659449 is 944956544511.

It is not a de Polignac number, because 115445659449 - 2⁷ = 115445659321 is a prime.

It is a super-2 number, since 2×115445659449² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (115445651449) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 891772 + ... + 1012989.

It is an arithmetic number, because the mean of its divisors is an integer number (9771429060).

Almost surely, 2^115445659449 is an apocalyptic number.

It is an amenable number.

115445659449 is a deficient number, since it is larger than the sum of its proper divisors (40897205511).

115445659449 is a wasteful number, since it uses less digits than its factorization.

115445659449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1905080.

The product of its digits is 15552000, while the sum is 57.

The spelling of 115445659449 in words is "one hundred fifteen billion, four hundred forty-five million, six hundred fifty-nine thousand, four hundred forty-nine".