115155513214544 has 40 divisors (see below), whose sum is σ = 256207242326880. Its totient is φ = 49588498512000.

The previous prime is 115155513214541. The next prime is 115155513214549. The reversal of 115155513214544 is 445412315551511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115155513214541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17218225307 + ... + 17218231994.

It is an arithmetic number, because the mean of its divisors is an integer number (6405181058172).

Almost surely, 2^{115155513214544} is an apocalyptic number.

It is an amenable number.

115155513214544 is an abundant number, since it is smaller than the sum of its proper divisors (141051729112336).

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

115155513214544 is a wasteful number, since it uses less digits than its factorization.

115155513214544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34436457339 (or 34436457333 counting only the distinct ones).

The product of its digits is 1200000, while the sum is 47.

The spelling of 115155513214544 in words is "one hundred fifteen trillion, one hundred fifty-five billion, five hundred thirteen million, two hundred fourteen thousand, five hundred forty-four".