115120557127578 has 8 divisors (see below), whose sum is σ = 230241114255168. Its totient is φ = 38373519042524.

The previous prime is 115120557127529. The next prime is 115120557127627. The reversal of 115120557127578 is 875721755021511.

It is an interprime number because it is at equal distance from previous prime (115120557127529) and next prime (115120557127627).

It is a sphenic number, since it is the product of 3 distinct primes.

115120557127578 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9593379760626 + ... + 9593379760637.

It is an arithmetic number, because the mean of its divisors is an integer number (28780139281896).

Almost surely, 2^{115120557127578} is an apocalyptic number.

115120557127578 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

115120557127578 is a wasteful number, since it uses less digits than its factorization.

115120557127578 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19186759521268.

The product of its (nonzero) digits is 6860000, while the sum is 57.

The spelling of 115120557127578 in words is "one hundred fifteen trillion, one hundred twenty billion, five hundred fifty-seven million, one hundred twenty-seven thousand, five hundred seventy-eight".