20622610336 has 96 divisors (see below), whose sum is σ = 45684777600. Its totient is φ = 9115729920.

The previous prime is 20622610259. The next prime is 20622610357. The reversal of 20622610336 is 63301622602.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 20622610298 and 20622610307.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 555360 + ... + 591328.

It is an arithmetic number, because the mean of its divisors is an integer number (475883100).

Almost surely, 2^20622610336 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20622610336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22842388800).

20622610336 is an abundant number, since it is smaller than the sum of its proper divisors (25062167264).

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

20622610336 is a wasteful number, since it uses less digits than its factorization.

20622610336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36062 (or 36054 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 31.

The spelling of 20622610336 in words is "twenty billion, six hundred twenty-two million, six hundred ten thousand, three hundred thirty-six".