216066124 has 24 divisors (see below), whose sum is σ = 414167040. Its totient is φ = 98171136.

The previous prime is 216066113. The next prime is 216066127. The reversal of 216066124 is 421660612.

It is a junction number, because it is equal to n+sod(n) for n = 216066092 and 216066101.

It is not an unprimeable number, because it can be changed into a prime (216066127) 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, 52812 + ... + 56755.

It is an arithmetic number, because the mean of its divisors is an integer number (17256960).

Almost surely, 2^216066124 is an apocalyptic number.

It is an amenable number.

216066124 is a deficient number, since it is larger than the sum of its proper divisors (198100916).

216066124 is a wasteful number, since it uses less digits than its factorization.

216066124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109617 (or 109615 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 216066124 is about 14699.1878687225. The cubic root of 216066124 is about 600.0612196793.

It can be divided in two parts, 21606 and 6124, that added together give a triangular number (27730 = T₂₃₅).

The spelling of 216066124 in words is "two hundred sixteen million, sixty-six thousand, one hundred twenty-four".