27223372216 has 32 divisors (see below), whose sum is σ = 53791592400. Its totient is φ = 12880581120.

The previous prime is 27223372213. The next prime is 27223372219. The reversal of 27223372216 is 61227332272.

It is an interprime number because it is at equal distance from previous prime (27223372213) and next prime (27223372219).

It is a super-2 number, since 2×27223372216² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27223372213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32266 + ... + 235558.

Almost surely, 2^27223372216 is an apocalyptic number.

It is an amenable number.

27223372216 is a deficient number, since it is larger than the sum of its proper divisors (26568220184).

27223372216 is a wasteful number, since it uses less digits than its factorization.

27223372216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204199 (or 204195 counting only the distinct ones).

The product of its digits is 84672, while the sum is 37.

The spelling of 27223372216 in words is "twenty-seven billion, two hundred twenty-three million, three hundred seventy-two thousand, two hundred sixteen".