220346433252 has 72 divisors (see below), whose sum is σ = 610770494880. Its totient is φ = 66425656320.

The previous prime is 220346433239. The next prime is 220346433287. The reversal of 220346433252 is 252334643022.

220346433252 is a `hidden beast` number, since 2 + 2 + 0 + 3 + 4 + 643 + 3 + 2 + 5 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

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 23 ways as a sum of consecutive naturals, for example, 1365102 + ... + 1517957.

It is an arithmetic number, because the mean of its divisors is an integer number (8482923540).

Almost surely, 2^220346433252 is an apocalyptic number.

220346433252 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

220346433252 is an abundant number, since it is smaller than the sum of its proper divisors (390424061628).

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

220346433252 is a wasteful number, since it uses less digits than its factorization.

220346433252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2883273 (or 2883268 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 36.

The spelling of 220346433252 in words is "two hundred twenty billion, three hundred forty-six million, four hundred thirty-three thousand, two hundred fifty-two".