220266664004 has 36 divisors (see below), whose sum is σ = 407288376684. Its totient is φ = 104217271488.

The previous prime is 220266663973. The next prime is 220266664031. The reversal of 220266664004 is 400466662022.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 195277377604 + 24989286400 = 441902^2 + 158080^2 .

It is a Harshad number since it is a multiple of its sum of digits (38).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1179422 + ... + 1353354.

It is an arithmetic number, because the mean of its divisors is an integer number (11313566019).

Almost surely, 2^220266664004 is an apocalyptic number.

It is an amenable number.

220266664004 is a deficient number, since it is larger than the sum of its proper divisors (187021712680).

220266664004 is a wasteful number, since it uses less digits than its factorization.

220266664004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174852 (or 174831 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 38.

The spelling of 220266664004 in words is "two hundred twenty billion, two hundred sixty-six million, six hundred sixty-four thousand, four".