22050620064 has 384 divisors, whose sum is σ = 71850240000. Its totient is φ = 6523545600.

The previous prime is 22050620051. The next prime is 22050620089. The reversal of 22050620064 is 46002605022.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 110807037 + ... + 110807235.

It is an arithmetic number, because the mean of its divisors is an integer number (187110000).

Almost surely, 2^22050620064 is an apocalyptic number.

22050620064 is a gapful number since it is divisible by the number (24) 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 22050620064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35925120000).

22050620064 is an abundant number, since it is smaller than the sum of its proper divisors (49799619936).

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

22050620064 is a wasteful number, since it uses less digits than its factorization.

22050620064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 449 (or 435 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The spelling of 22050620064 in words is "twenty-two billion, fifty million, six hundred twenty thousand, sixty-four".