2117601288 has 48 divisors (see below), whose sum is σ = 6256551600. Its totient is φ = 641697120.

The previous prime is 2117601259. The next prime is 2117601307. The reversal of 2117601288 is 8821067112.

2117601288 is a `hidden beast` number, since 21 + 1 + 7 + 601 + 28 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1336078 + ... + 1337661.

It is an arithmetic number, because the mean of its divisors is an integer number (130344825).

Almost surely, 2^2117601288 is an apocalyptic number.

It is an amenable number.

2117601288 is an abundant number, since it is smaller than the sum of its proper divisors (4138950312).

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

2117601288 is a wasteful number, since it uses less digits than its factorization.

2117601288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2673762 (or 2673755 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 36.

The square root of 2117601288 is about 46017.4020127169. The cubic root of 2117601288 is about 1284.1469683578.

The spelling of 2117601288 in words is "two billion, one hundred seventeen million, six hundred one thousand, two hundred eighty-eight".