115261315452 has 18 divisors (see below), whose sum is σ = 291354991928. Its totient is φ = 38420438472.

The previous prime is 115261315441. The next prime is 115261315469. The reversal of 115261315452 is 254513162511.

115261315452 is a `hidden beast` number, since 1 + 1 + 52 + 61 + 3 + 1 + 545 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 3201703207 = 115261315452 / (1 + 1 + 5 + 2 + 6 + 1 + 3 + 1 + 5 + 4 + 5 + 2).

It is a congruent number.

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 in 5 ways as a sum of consecutive naturals, for example, 1600851568 + ... + 1600851639.

Almost surely, 2^115261315452 is an apocalyptic number.

115261315452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

115261315452 is an abundant number, since it is smaller than the sum of its proper divisors (176093676476).

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

115261315452 is a wasteful number, since it uses less digits than its factorization.

115261315452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3201703217 (or 3201703212 counting only the distinct ones).

The product of its digits is 36000, while the sum is 36.

Adding to 115261315452 its reverse (254513162511), we get a palindrome (369774477963).

The spelling of 115261315452 in words is "one hundred fifteen billion, two hundred sixty-one million, three hundred fifteen thousand, four hundred fifty-two".