115231423543152 has 80 divisors (see below), whose sum is σ = 340209604691712. Its totient is φ = 32923017607680.

The previous prime is 115231423543121. The next prime is 115231423543157. The reversal of 115231423543152 is 251345324132511.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115231423543157) 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, 46331127 + ... + 48754857.

Almost surely, 2^{115231423543152} is an apocalyptic number.

115231423543152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

115231423543152 is an abundant number, since it is smaller than the sum of its proper divisors (224978181148560).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

115231423543152 is a wasteful number, since it uses less digits than its factorization.

115231423543152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2565246 (or 2565240 counting only the distinct ones).

The product of its digits is 432000, while the sum is 42.

Adding to 115231423543152 its reverse (251345324132511), we get a palindrome (366576747675663).

The spelling of 115231423543152 in words is "one hundred fifteen trillion, two hundred thirty-one billion, four hundred twenty-three million, five hundred forty-three thousand, one hundred fifty-two".