32223020540 has 12 divisors (see below), whose sum is σ = 67668343176. Its totient is φ = 12889208208.

The previous prime is 32223020521. The next prime is 32223020597. The reversal of 32223020540 is 4502032223.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 805575494 + ... + 805575533.

It is an arithmetic number, because the mean of its divisors is an integer number (5639028598).

Almost surely, 2^32223020540 is an apocalyptic number.

It is an amenable number.

32223020540 is an abundant number, since it is smaller than the sum of its proper divisors (35445322636).

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

32223020540 is a wasteful number, since it uses less digits than its factorization.

32223020540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1611151036 (or 1611151034 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 23.

Adding to 32223020540 its reverse (4502032223), we get a palindrome (36725052763).

The spelling of 32223020540 in words is "thirty-two billion, two hundred twenty-three million, twenty thousand, five hundred forty".