220042404439 has 16 divisors (see below), whose sum is σ = 272117220480. Its totient is φ = 174932494560.

The previous prime is 220042404431. The next prime is 220042404443. The reversal of 220042404439 is 934404240022.

It is a cyclic number.

It is not a de Polignac number, because 220042404439 - 2³ = 220042404431 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220042404431) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40490917 + ... + 40496350.

It is an arithmetic number, because the mean of its divisors is an integer number (17007326280).

Almost surely, 2^220042404439 is an apocalyptic number.

220042404439 is a deficient number, since it is larger than the sum of its proper divisors (52074816041).

220042404439 is a wasteful number, since it uses less digits than its factorization.

220042404439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80987310.

The product of its (nonzero) digits is 55296, while the sum is 34.

The spelling of 220042404439 in words is "two hundred twenty billion, forty-two million, four hundred four thousand, four hundred thirty-nine".