115747128630 has 64 divisors (see below), whose sum is σ = 352753159680. Its totient is φ = 26456486112.

The previous prime is 115747128617. The next prime is 115747128647. The reversal of 115747128630 is 36821747511.

115747128630 is a `hidden beast` number, since 1 + 1 + 5 + 7 + 4 + 7 + 1 + 2 + 8 + 630 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

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 31 ways as a sum of consecutive naturals, for example, 30619044 + ... + 30622823.

It is an arithmetic number, because the mean of its divisors is an integer number (5511768120).

Almost surely, 2^115747128630 is an apocalyptic number.

115747128630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

115747128630 is an abundant number, since it is smaller than the sum of its proper divisors (237006031050).

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

115747128630 is a wasteful number, since it uses less digits than its factorization.

115747128630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61241890 (or 61241884 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 45.

The spelling of 115747128630 in words is "one hundred fifteen billion, seven hundred forty-seven million, one hundred twenty-eight thousand, six hundred thirty".