20223552832 has 168 divisors, whose sum is σ = 48427404288. Its totient is φ = 8346240000.

The previous prime is 20223552827. The next prime is 20223552851. The reversal of 20223552832 is 23825532202.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26928457 + ... + 26929207.

Almost surely, 2^20223552832 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 20223552832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24213702144).

20223552832 is an abundant number, since it is smaller than the sum of its proper divisors (28203851456).

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

20223552832 is a wasteful number, since it uses less digits than its factorization.

20223552832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1085 (or 1068 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 34.

The spelling of 20223552832 in words is "twenty billion, two hundred twenty-three million, five hundred fifty-two thousand, eight hundred thirty-two".