115937144489 has 8 divisors (see below), whose sum is σ = 117775090560. Its totient is φ = 114108458256.

The previous prime is 115937144369. The next prime is 115937144537. The reversal of 115937144489 is 984441739511.

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

It is not a de Polignac number, because 115937144489 - 2¹² = 115937140393 is a prime.

It is a super-2 number, since 2×115937144489² (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 (115937144189) 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, 2289719 + ... + 2339804.

It is an arithmetic number, because the mean of its divisors is an integer number (14721886320).

Almost surely, 2^115937144489 is an apocalyptic number.

It is an amenable number.

115937144489 is a deficient number, since it is larger than the sum of its proper divisors (1837946071).

115937144489 is an equidigital number, since it uses as much as digits as its factorization.

115937144489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4629919.

The product of its digits is 4354560, while the sum is 56.

The spelling of 115937144489 in words is "one hundred fifteen billion, nine hundred thirty-seven million, one hundred forty-four thousand, four hundred eighty-nine".