220332442745 has 32 divisors (see below), whose sum is σ = 287085926400. Its totient is φ = 161765496576.

The previous prime is 220332442723. The next prime is 220332442763. The reversal of 220332442745 is 547244233022.

220332442745 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 220332442745 - 2²⁰ = 220331394169 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 220332442699 and 220332442708.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 668072 + ... + 941798.

It is an arithmetic number, because the mean of its divisors is an integer number (8971435200).

Almost surely, 2^220332442745 is an apocalyptic number.

It is an amenable number.

220332442745 is a deficient number, since it is larger than the sum of its proper divisors (66753483655).

220332442745 is a wasteful number, since it uses less digits than its factorization.

220332442745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274017.

The product of its (nonzero) digits is 322560, while the sum is 38.

Adding to 220332442745 its reverse (547244233022), we get a palindrome (767576675767).

The spelling of 220332442745 in words is "two hundred twenty billion, three hundred thirty-two million, four hundred forty-two thousand, seven hundred forty-five".