115261435144 has 8 divisors (see below), whose sum is σ = 216115190910. Its totient is φ = 57630717568.

The previous prime is 115261435139. The next prime is 115261435169. The reversal of 115261435144 is 441534162511.

It can be written as a sum of positive squares in only one way, i.e., 78450408100 + 36811027044 = 280090^2 + 191862^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7203839689 + ... + 7203839704.

Almost surely, 2^115261435144 is an apocalyptic number.

It is an amenable number.

115261435144 is a deficient number, since it is larger than the sum of its proper divisors (100853755766).

115261435144 is a wasteful number, since it uses less digits than its factorization.

115261435144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14407679399 (or 14407679395 counting only the distinct ones).

The product of its digits is 57600, while the sum is 37.

Adding to 115261435144 its reverse (441534162511), we get a palindrome (556795597655).

The spelling of 115261435144 in words is "one hundred fifteen billion, two hundred sixty-one million, four hundred thirty-five thousand, one hundred forty-four".