216216800061610 has 64 divisors (see below), whose sum is σ = 415848119316480. Its totient is φ = 80700301788480.

The previous prime is 216216800061583. The next prime is 216216800061653. The reversal of 216216800061610 is 16160008612612.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 87780667 + ... + 90210193.

It is an arithmetic number, because the mean of its divisors is an integer number (6497626864320).

Almost surely, 2^{216216800061610} is an apocalyptic number.

216216800061610 is a deficient number, since it is larger than the sum of its proper divisors (199631319254870).

216216800061610 is a wasteful number, since it uses less digits than its factorization.

216216800061610 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2436611.

The product of its (nonzero) digits is 41472, while the sum is 40.

The spelling of 216216800061610 in words is "two hundred sixteen trillion, two hundred sixteen billion, eight hundred million, sixty-one thousand, six hundred ten".