220556107346 has 8 divisors (see below), whose sum is σ = 330839563644. Its totient is φ = 110276252800.

The previous prime is 220556107327. The next prime is 220556107349. The reversal of 220556107346 is 643701655022.

220556107346 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 216514326721 + 4041780625 = 465311^2 + 63575^2 .

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

It is not an unprimeable number, because it can be changed into a prime (220556107349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 741755 + ... + 995646.

Almost surely, 2^220556107346 is an apocalyptic number.

220556107346 is a deficient number, since it is larger than the sum of its proper divisors (110283456298).

220556107346 is a wasteful number, since it uses less digits than its factorization.

220556107346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1800876.

The product of its (nonzero) digits is 302400, while the sum is 41.

The spelling of 220556107346 in words is "two hundred twenty billion, five hundred fifty-six million, one hundred seven thousand, three hundred forty-six".