115555743135 has 96 divisors (see below), whose sum is σ = 252914088960. Its totient is φ = 47556393984.

The previous prime is 115555743133. The next prime is 115555743211. The reversal of 115555743135 is 531347555511.

115555743135 is a `hidden beast` number, since 1 + 1 + 55 + 557 + 43 + 1 + 3 + 5 = 666.

It is not a de Polignac number, because 115555743135 - 2¹ = 115555743133 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115555743133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 345945 + ... + 592274.

It is an arithmetic number, because the mean of its divisors is an integer number (2634521760).

Almost surely, 2^115555743135 is an apocalyptic number.

115555743135 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

115555743135 is an abundant number, since it is smaller than the sum of its proper divisors (137358345825).

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

115555743135 is a wasteful number, since it uses less digits than its factorization.

115555743135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 938277 (or 938274 counting only the distinct ones).

The product of its digits is 787500, while the sum is 45.

The spelling of 115555743135 in words is "one hundred fifteen billion, five hundred fifty-five million, seven hundred forty-three thousand, one hundred thirty-five".