115705205556 has 24 divisors (see below), whose sum is σ = 269987008704. Its totient is φ = 38567231040.

The previous prime is 115705205549. The next prime is 115705205563. The reversal of 115705205556 is 655502507511.

It is an interprime number because it is at equal distance from previous prime (115705205549) and next prime (115705205563).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 326536 + ... + 581408.

It is an arithmetic number, because the mean of its divisors is an integer number (11249458696).

Almost surely, 2^115705205556 is an apocalyptic number.

It is an amenable number.

115705205556 is an abundant number, since it is smaller than the sum of its proper divisors (154281803148).

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

115705205556 is a wasteful number, since it uses less digits than its factorization.

115705205556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292711 (or 292709 counting only the distinct ones).

The product of its (nonzero) digits is 262500, while the sum is 42.

The spelling of 115705205556 in words is "one hundred fifteen billion, seven hundred five million, two hundred five thousand, five hundred fifty-six".