3221622308160 has 168 divisors, whose sum is σ = 11106056426400. Its totient is φ = 857159666688.

The previous prime is 3221622308159. The next prime is 3221622308173. The reversal of 3221622308160 is 618032261223.

3221622308160 is a `hidden beast` number, since 3 + 2 + 21 + 622 + 3 + 0 + 8 + 1 + 6 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13291 + ... + 2538389.

Almost surely, 2^{3221622308160} is an apocalyptic number.

3221622308160 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3221622308160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5553028213200).

3221622308160 is an abundant number, since it is smaller than the sum of its proper divisors (7884434118240).

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

3221622308160 is a wasteful number, since it uses less digits than its factorization.

3221622308160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2525565 (or 2525552 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

Adding to 3221622308160 its reverse (618032261223), we get a palindrome (3839654569383).

The spelling of 3221622308160 in words is "three trillion, two hundred twenty-one billion, six hundred twenty-two million, three hundred eight thousand, one hundred sixty".