2217675657 has 16 divisors (see below), whose sum is σ = 3011647680. Its totient is φ = 1451154432.

The previous prime is 2217675631. The next prime is 2217675659. The reversal of 2217675657 is 7565767122.

It is not a de Polignac number, because 2217675657 - 2⁷ = 2217675529 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2217675659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 109813 + ... + 128429.

It is an arithmetic number, because the mean of its divisors is an integer number (188227980).

Almost surely, 2^2217675657 is an apocalyptic number.

It is an amenable number.

2217675657 is a deficient number, since it is larger than the sum of its proper divisors (793972023).

2217675657 is a wasteful number, since it uses less digits than its factorization.

2217675657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19352.

The product of its digits is 1234800, while the sum is 48.

The square root of 2217675657 is about 47092.2037815178. The cubic root of 2217675657 is about 1304.0653127062.

The spelling of 2217675657 in words is "two billion, two hundred seventeen million, six hundred seventy-five thousand, six hundred fifty-seven".