115225421235144 has 64 divisors (see below), whose sum is σ = 314274538543680. Its totient is φ = 34914195456000.

The previous prime is 115225421235137. The next prime is 115225421235241. The reversal of 115225421235144 is 441532124522511.

It is a junction number, because it is equal to n+sod(n) for n = 115225421235096 and 115225421235105.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12687717 + ... + 19784564.

It is an arithmetic number, because the mean of its divisors is an integer number (4910539664745).

Almost surely, 2^{115225421235144} is an apocalyptic number.

It is an amenable number.

115225421235144 is an abundant number, since it is smaller than the sum of its proper divisors (199049117308536).

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

115225421235144 is a wasteful number, since it uses less digits than its factorization.

115225421235144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32485742 (or 32485738 counting only the distinct ones).

The product of its digits is 384000, while the sum is 42.

Adding to 115225421235144 its reverse (441532124522511), we get a palindrome (556757545757655).

The spelling of 115225421235144 in words is "one hundred fifteen trillion, two hundred twenty-five billion, four hundred twenty-one million, two hundred thirty-five thousand, one hundred forty-four".