216620634110 has 8 divisors (see below), whose sum is σ = 389917141416. Its totient is φ = 86648253640.

The previous prime is 216620634071. The next prime is 216620634119. The reversal of 216620634110 is 11436026612.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (216620634119) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10831031696 + ... + 10831031715.

It is an arithmetic number, because the mean of its divisors is an integer number (48739642677).

Almost surely, 2^216620634110 is an apocalyptic number.

216620634110 is a deficient number, since it is larger than the sum of its proper divisors (173296507306).

216620634110 is a wasteful number, since it uses less digits than its factorization.

216620634110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21662063418.

The product of its (nonzero) digits is 10368, while the sum is 32.

The spelling of 216620634110 in words is "two hundred sixteen billion, six hundred twenty million, six hundred thirty-four thousand, one hundred ten".