2216115271164 has 12 divisors (see below), whose sum is σ = 5170935632744. Its totient is φ = 738705090384.

The previous prime is 2216115271151. The next prime is 2216115271187. The reversal of 2216115271164 is 4611725116122.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×2216115271164² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92338136287 + ... + 92338136310.

Almost surely, 2^{2216115271164} is an apocalyptic number.

It is an amenable number.

2216115271164 is an abundant number, since it is smaller than the sum of its proper divisors (2954820361580).

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

2216115271164 is a wasteful number, since it uses less digits than its factorization.

2216115271164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184676272604 (or 184676272602 counting only the distinct ones).

The product of its digits is 40320, while the sum is 39.

The spelling of 2216115271164 in words is "two trillion, two hundred sixteen billion, one hundred fifteen million, two hundred seventy-one thousand, one hundred sixty-four".