115606858500 has 1152 divisors, whose sum is σ = 471911731200. Its totient is φ = 23864544000.

The previous prime is 115606858441. The next prime is 115606858517. The reversal of 115606858500 is 5858606511.

115606858500 is a `hidden beast` number, since 1 + 1 + 5 + 6 + 0 + 68 + 585 + 0 + 0 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 1725475467 + ... + 1725475533.

It is an arithmetic number, because the mean of its divisors is an integer number (409645600).

Almost surely, 2^115606858500 is an apocalyptic number.

115606858500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 115606858500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (235955865600).

115606858500 is an abundant number, since it is smaller than the sum of its proper divisors (356304872700).

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

115606858500 is a wasteful number, since it uses less digits than its factorization.

115606858500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183 (or 134 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 45.

The spelling of 115606858500 in words is "one hundred fifteen billion, six hundred six million, eight hundred fifty-eight thousand, five hundred".