320220606461215 has 8 divisors (see below), whose sum is σ = 384264865491408. Its totient is φ = 256176393343680.

The previous prime is 320220606461183. The next prime is 320220606461281. The reversal of 320220606461215 is 512164606022023.

It is a happy number.

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

It is not a de Polignac number, because 320220606461215 - 2⁵ = 320220606461183 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6396360 + ... + 26102770.

It is an arithmetic number, because the mean of its divisors is an integer number (48033108186426).

Almost surely, 2^{320220606461215} is an apocalyptic number.

320220606461215 is a deficient number, since it is larger than the sum of its proper divisors (64044259030193).

320220606461215 is a wasteful number, since it uses less digits than its factorization.

320220606461215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22956329.

The product of its (nonzero) digits is 207360, while the sum is 40.

The spelling of 320220606461215 in words is "three hundred twenty trillion, two hundred twenty billion, six hundred six million, four hundred sixty-one thousand, two hundred fifteen".