222256047660 has 48 divisors (see below), whose sum is σ = 649374195456. Its totient is φ = 56691397312.

The previous prime is 222256047653. The next prime is 222256047701. The reversal of 222256047660 is 66740652222.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80526174 + ... + 80528933.

It is an arithmetic number, because the mean of its divisors is an integer number (13528629072).

Almost surely, 2^222256047660 is an apocalyptic number.

222256047660 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222256047660 is an abundant number, since it is smaller than the sum of its proper divisors (427118147796).

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

222256047660 is a wasteful number, since it uses less digits than its factorization.

222256047660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161055142 (or 161055140 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 42.

Adding to 222256047660 its reverse (66740652222), we get a palindrome (288996699882).

The spelling of 222256047660 in words is "two hundred twenty-two billion, two hundred fifty-six million, forty-seven thousand, six hundred sixty".