115015554056560 has 40 divisors (see below), whose sum is σ = 272456656836480. Its totient is φ = 45138179703552.

The previous prime is 115015554056509. The next prime is 115015554056561. The reversal of 115015554056560 is 65650455510511.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115015554056561) 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, 13563150720 + ... + 13563159199.

It is an arithmetic number, because the mean of its divisors is an integer number (6811416420912).

Almost surely, 2^{115015554056560} is an apocalyptic number.

115015554056560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

115015554056560 is an abundant number, since it is smaller than the sum of its proper divisors (157441102779920).

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

115015554056560 is a wasteful number, since it uses less digits than its factorization.

115015554056560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27126309985 (or 27126309979 counting only the distinct ones).

The product of its (nonzero) digits is 2250000, while the sum is 49.

The spelling of 115015554056560 in words is "one hundred fifteen trillion, fifteen billion, five hundred fifty-four million, fifty-six thousand, five hundred sixty".