20332650721152 has 768 divisors, whose sum is σ = 72523132738560. Its totient is φ = 4928306380800.

The previous prime is 20332650721091. The next prime is 20332650721319. The reversal of 20332650721152 is 25112705623302.

It is a self number, because there is not a number n which added to its sum of digits gives 20332650721152.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 306675718 + ... + 306742010.

It is an arithmetic number, because the mean of its divisors is an integer number (94431162420).

Almost surely, 2^{20332650721152} is an apocalyptic number.

20332650721152 is a gapful number since it is divisible by the number (22) 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 20332650721152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36261566369280).

20332650721152 is an abundant number, since it is smaller than the sum of its proper divisors (52190482017408).

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

20332650721152 is a wasteful number, since it uses less digits than its factorization.

20332650721152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66403 (or 66380 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 39.

The spelling of 20332650721152 in words is "twenty trillion, three hundred thirty-two billion, six hundred fifty million, seven hundred twenty-one thousand, one hundred fifty-two".