20605443605322 has 16 divisors (see below), whose sum is σ = 41618915798112. Its totient is φ = 6800476437200.

The previous prime is 20605443605297. The next prime is 20605443605339. The reversal of 20605443605322 is 22350634450602.

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, 17001190488 + ... + 17001191699.

It is an arithmetic number, because the mean of its divisors is an integer number (2601182237382).

Almost surely, 2^{20605443605322} is an apocalyptic number.

20605443605322 is an abundant number, since it is smaller than the sum of its proper divisors (21013472192790).

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

20605443605322 is a wasteful number, since it uses less digits than its factorization.

20605443605322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34002382293.

The product of its (nonzero) digits is 1036800, while the sum is 42.

The spelling of 20605443605322 in words is "twenty trillion, six hundred five billion, four hundred forty-three million, six hundred five thousand, three hundred twenty-two".