220449906005 has 32 divisors (see below), whose sum is σ = 304348070400. Its totient is φ = 150160303872.

The previous prime is 220449905953. The next prime is 220449906031. The reversal of 220449906005 is 500609944022.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 220449906005 - 2⁶ = 220449905941 is a prime.

It is a super-3 number, since 3×220449906005³ (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3487259 + ... + 3549911.

It is an arithmetic number, because the mean of its divisors is an integer number (9510877200).

Almost surely, 2^220449906005 is an apocalyptic number.

It is an amenable number.

220449906005 is a deficient number, since it is larger than the sum of its proper divisors (83898164395).

220449906005 is a wasteful number, since it uses less digits than its factorization.

220449906005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63333.

The product of its (nonzero) digits is 155520, while the sum is 41.

The spelling of 220449906005 in words is "two hundred twenty billion, four hundred forty-nine million, nine hundred six thousand, five".