32020233520 has 80 divisors (see below), whose sum is σ = 81241898400. Its totient is φ = 11639859200.

The previous prime is 32020233503. The next prime is 32020233551. The reversal of 32020233520 is 2533202023.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 32020233491 and 32020233500.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5144010 + ... + 5150230.

It is an arithmetic number, because the mean of its divisors is an integer number (1015523730).

Almost surely, 2^32020233520 is an apocalyptic number.

It is an amenable number.

32020233520 is an abundant number, since it is smaller than the sum of its proper divisors (49221664880).

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

32020233520 is a wasteful number, since it uses less digits than its factorization.

32020233520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12094 (or 12088 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 22.

Adding to 32020233520 its reverse (2533202023), we get a palindrome (34553435543).

The spelling of 32020233520 in words is "thirty-two billion, twenty million, two hundred thirty-three thousand, five hundred twenty".