220042025445 has 64 divisors (see below), whose sum is σ = 396413844480. Its totient is φ = 103313126400.

The previous prime is 220042025377. The next prime is 220042025449. The reversal of 220042025445 is 544520240022.

It is not a de Polignac number, because 220042025445 - 2¹³ = 220042017253 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220042025449) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 483565 + ... + 820925.

It is an arithmetic number, because the mean of its divisors is an integer number (6193966320).

Almost surely, 2^220042025445 is an apocalyptic number.

It is an amenable number.

220042025445 is a deficient number, since it is larger than the sum of its proper divisors (176371819035).

220042025445 is a wasteful number, since it uses less digits than its factorization.

220042025445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337506.

The product of its (nonzero) digits is 25600, while the sum is 30.

Adding to 220042025445 its reverse (544520240022), we get a palindrome (764562265467).

The spelling of 220042025445 in words is "two hundred twenty billion, forty-two million, twenty-five thousand, four hundred forty-five".