4351233522020 has 576 divisors, whose sum is σ = 12349739727360. Its totient is φ = 1256048640000.

The previous prime is 4351233522011. The next prime is 4351233522023. The reversal of 4351233522020 is 202253321534.

It is not an unprimeable number, because it can be changed into a prime (4351233522023) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 6137141426 + ... + 6137142134.

It is an arithmetic number, because the mean of its divisors is an integer number (21440520360).

Almost surely, 2^{4351233522020} 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 4351233522020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6174869863680).

4351233522020 is an abundant number, since it is smaller than the sum of its proper divisors (7998506205340).

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

4351233522020 is a wasteful number, since it uses less digits than its factorization.

4351233522020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1076 (or 1063 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 32.

Adding to 4351233522020 its reverse (202253321534), we get a palindrome (4553486843554).

The spelling of 4351233522020 in words is "four trillion, three hundred fifty-one billion, two hundred thirty-three million, five hundred twenty-two thousand, twenty".