220155225626 has 8 divisors (see below), whose sum is σ = 377408958240. Its totient is φ = 94352239548.

The previous prime is 220155225617. The next prime is 220155225637. The reversal of 220155225626 is 626522551022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 220155225626.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7862686616 + ... + 7862686643.

It is an arithmetic number, because the mean of its divisors is an integer number (47176119780).

Almost surely, 2^220155225626 is an apocalyptic number.

220155225626 is a deficient number, since it is larger than the sum of its proper divisors (157253732614).

220155225626 is a wasteful number, since it uses less digits than its factorization.

220155225626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15725373268.

The product of its (nonzero) digits is 144000, while the sum is 38.

Adding to 220155225626 its reverse (626522551022), we get a palindrome (846677776648).

The spelling of 220155225626 in words is "two hundred twenty billion, one hundred fifty-five million, two hundred twenty-five thousand, six hundred twenty-six".