115500531033445 has 4 divisors (see below), whose sum is σ = 138600637240140. Its totient is φ = 92400424826752.

The previous prime is 115500531033403. The next prime is 115500531033487. The reversal of 115500531033445 is 544330135005511.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (115500531033403) and next prime (115500531033487).

It can be written as a sum of positive squares in 2 ways, for example, as 73395784973956 + 42104746059489 = 8567134^2 + 6488817^2 .

It is a cyclic number.

It is not a de Polignac number, because 115500531033445 - 2²⁷ = 115500396815717 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 115500531033398 and 115500531033407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11550053103340 + ... + 11550053103349.

It is an arithmetic number, because the mean of its divisors is an integer number (34650159310035).

Almost surely, 2^{115500531033445} is an apocalyptic number.

It is an amenable number.

115500531033445 is a deficient number, since it is larger than the sum of its proper divisors (23100106206695).

115500531033445 is an equidigital number, since it uses as much as digits as its factorization.

115500531033445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23100106206694.

The product of its (nonzero) digits is 270000, while the sum is 40.

Adding to 115500531033445 its reverse (544330135005511), we get a palindrome (659830666038956).

The spelling of 115500531033445 in words is "one hundred fifteen trillion, five hundred billion, five hundred thirty-one million, thirty-three thousand, four hundred forty-five".