216100076 has 12 divisors (see below), whose sum is σ = 382962720. Its totient is φ = 106682160.

The previous prime is 216100061. The next prime is 216100097. The reversal of 216100076 is 670001612.

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, 341615 + ... + 342246.

It is an arithmetic number, because the mean of its divisors is an integer number (31913560).

Almost surely, 2^216100076 is an apocalyptic number.

It is an amenable number.

216100076 is a deficient number, since it is larger than the sum of its proper divisors (166862644).

216100076 is a wasteful number, since it uses less digits than its factorization.

216100076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 683944 (or 683942 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 23.

The square root of 216100076 is about 14700.3427170934. The cubic root of 216100076 is about 600.0926486559.

Adding to 216100076 its reverse (670001612), we get a palindrome (886101688).

The spelling of 216100076 in words is "two hundred sixteen million, one hundred thousand, seventy-six".