216672110616 has 64 divisors (see below), whose sum is σ = 583756276320. Its totient is φ = 66621680640.

The previous prime is 216672110563. The next prime is 216672110659. The reversal of 216672110616 is 616011276612.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 204786 + ... + 689406.

Almost surely, 2^216672110616 is an apocalyptic number.

216672110616 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

216672110616 is an abundant number, since it is smaller than the sum of its proper divisors (367084165704).

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

216672110616 is a wasteful number, since it uses less digits than its factorization.

216672110616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 486076 (or 486072 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 39.

The spelling of 216672110616 in words is "two hundred sixteen billion, six hundred seventy-two million, one hundred ten thousand, six hundred sixteen".