220402060266 has 32 divisors (see below), whose sum is σ = 443630183040. Its totient is φ = 72997809984.

The previous prime is 220402060259. The next prime is 220402060297. The reversal of 220402060266 is 662060204022.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 418971 + ... + 785073.

It is an arithmetic number, because the mean of its divisors is an integer number (13863443220).

Almost surely, 2^220402060266 is an apocalyptic number.

220402060266 is an abundant number, since it is smaller than the sum of its proper divisors (223228122774).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

220402060266 is a wasteful number, since it uses less digits than its factorization.

220402060266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366750.

The product of its (nonzero) digits is 13824, while the sum is 30.

Adding to 220402060266 its reverse (662060204022), we get a palindrome (882462264288).

The spelling of 220402060266 in words is "two hundred twenty billion, four hundred two million, sixty thousand, two hundred sixty-six".