220004016405 has 16 divisors (see below), whose sum is σ = 363361473024. Its totient is φ = 113550459840.

The previous prime is 220004016373. The next prime is 220004016451. The reversal of 220004016405 is 504610400022.

It is not a de Polignac number, because 220004016405 - 2⁵ = 220004016373 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 236562994 + ... + 236563923.

It is an arithmetic number, because the mean of its divisors is an integer number (22710092064).

Almost surely, 2^220004016405 is an apocalyptic number.

It is an amenable number.

220004016405 is a deficient number, since it is larger than the sum of its proper divisors (143357456619).

220004016405 is a wasteful number, since it uses less digits than its factorization.

220004016405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 473126956.

The product of its (nonzero) digits is 1920, while the sum is 24.

Adding to 220004016405 its reverse (504610400022), we get a palindrome (724614416427).

The spelling of 220004016405 in words is "two hundred twenty billion, four million, sixteen thousand, four hundred five".