115512545203125 has 56 divisors (see below), whose sum is σ = 220021079944128. Its totient is φ = 52805734800000.

The previous prime is 115512545203079. The next prime is 115512545203147. The reversal of 115512545203125 is 521302545215511.

It is not a de Polignac number, because 115512545203125 - 2¹⁵ = 115512545170357 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 175690992 + ... + 176347241.

Almost surely, 2^{115512545203125} is an apocalyptic number.

115512545203125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

115512545203125 is a deficient number, since it is larger than the sum of its proper divisors (104508534741003).

115512545203125 is an frugal number, since it uses more digits than its factorization.

115512545203125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352038273 (or 352038248 counting only the distinct ones).

The product of its (nonzero) digits is 300000, while the sum is 42.

The spelling of 115512545203125 in words is "one hundred fifteen trillion, five hundred twelve billion, five hundred forty-five million, two hundred three thousand, one hundred twenty-five".