115531525125042 has 16 divisors (see below), whose sum is σ = 248837131038720. Its totient is φ = 35548161576912.

The previous prime is 115531525125007. The next prime is 115531525125097. The reversal of 115531525125042 is 240521525135511.

It is a junction number, because it is equal to n+sod(n) for n = 115531525124985 and 115531525125003.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 740586699442 + ... + 740586699597.

It is an arithmetic number, because the mean of its divisors is an integer number (15552320689920).

Almost surely, 2^{115531525125042} is an apocalyptic number.

115531525125042 is an abundant number, since it is smaller than the sum of its proper divisors (133305605913678).

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

115531525125042 is a wasteful number, since it uses less digits than its factorization.

115531525125042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1481173399057.

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

The spelling of 115531525125042 in words is "one hundred fifteen trillion, five hundred thirty-one billion, five hundred twenty-five million, one hundred twenty-five thousand, forty-two".