20095226928 has 240 divisors, whose sum is σ = 67248061920. Its totient is φ = 5728665600.

The previous prime is 20095226881. The next prime is 20095226929. The reversal of 20095226928 is 82962259002.

It is not an unprimeable number, because it can be changed into a prime (20095226929) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 13567948 + ... + 13569428.

It is an arithmetic number, because the mean of its divisors is an integer number (280200258).

Almost surely, 2^20095226928 is an apocalyptic number.

20095226928 is a gapful number since it is divisible by the number (28) 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 20095226928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33624030960).

20095226928 is an abundant number, since it is smaller than the sum of its proper divisors (47152834992).

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

20095226928 is a wasteful number, since it uses less digits than its factorization.

20095226928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2153 (or 2134 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 45.

The spelling of 20095226928 in words is "twenty billion, ninety-five million, two hundred twenty-six thousand, nine hundred twenty-eight".