3117664220 has 36 divisors (see below), whose sum is σ = 7196399112. Its totient is φ = 1133695200.

The previous prime is 3117664219. The next prime is 3117664241. The reversal of 3117664220 is 224667113.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 641726 + ... + 646565.

Almost surely, 2^3117664220 is an apocalyptic number.

It is an amenable number.

3117664220 is an abundant number, since it is smaller than the sum of its proper divisors (4078734892).

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

3117664220 is a wasteful number, since it uses less digits than its factorization.

3117664220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1288322 (or 1288309 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 3117664220 is about 55836.0476753146. The cubic root of 3117664220 is about 1460.8639754001.

The spelling of 3117664220 in words is "three billion, one hundred seventeen million, six hundred sixty-four thousand, two hundred twenty".