220325345543 has 4 divisors (see below), whose sum is σ = 220408270800. Its totient is φ = 220242420288.

The previous prime is 220325345533. The next prime is 220325345549. The reversal of 220325345543 is 345543523022.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 220325345543 - 2³² = 216030378247 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 220325345497 and 220325345506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220325345549) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41458643 + ... + 41463956.

It is an arithmetic number, because the mean of its divisors is an integer number (55102067700).

Almost surely, 2^220325345543 is an apocalyptic number.

220325345543 is a deficient number, since it is larger than the sum of its proper divisors (82925257).

220325345543 is an equidigital number, since it uses as much as digits as its factorization.

220325345543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82925256.

The product of its (nonzero) digits is 432000, while the sum is 38.

Adding to 220325345543 its reverse (345543523022), we get a palindrome (565868868565).

The spelling of 220325345543 in words is "two hundred twenty billion, three hundred twenty-five million, three hundred forty-five thousand, five hundred forty-three".