115386772647 has 8 divisors (see below), whose sum is σ = 153884085120. Its totient is φ = 76906987640.

The previous prime is 115386772643. The next prime is 115386772663. The reversal of 115386772647 is 746277683511.

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

It is a cyclic number.

It is not a de Polignac number, because 115386772647 - 2² = 115386772643 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115386772643) 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, 4366497 + ... + 4392842.

It is an arithmetic number, because the mean of its divisors is an integer number (19235510640).

Almost surely, 2^115386772647 is an apocalyptic number.

115386772647 is a deficient number, since it is larger than the sum of its proper divisors (38497312473).

115386772647 is an equidigital number, since it uses as much as digits as its factorization.

115386772647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8763733.

The product of its digits is 11854080, while the sum is 57.

The spelling of 115386772647 in words is "one hundred fifteen billion, three hundred eighty-six million, seven hundred seventy-two thousand, six hundred forty-seven".