115605600720 has 80 divisors (see below), whose sum is σ = 358410036480. Its totient is φ = 30825349632.

The previous prime is 115605600713. The next prime is 115605600727. The reversal of 115605600720 is 27006506511.

It is an interprime number because it is at equal distance from previous prime (115605600713) and next prime (115605600727).

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115605600727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5095161 + ... + 5117799.

It is an arithmetic number, because the mean of its divisors is an integer number (4480125456).

Almost surely, 2^115605600720 is an apocalyptic number.

115605600720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

115605600720 is an abundant number, since it is smaller than the sum of its proper divisors (242804435760).

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

115605600720 is a wasteful number, since it uses less digits than its factorization.

115605600720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43932 (or 43926 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 33.

The spelling of 115605600720 in words is "one hundred fifteen billion, six hundred five million, six hundred thousand, seven hundred twenty".