4520221305674 has 32 divisors (see below), whose sum is σ = 7187882230800. Its totient is φ = 2124584017920.

The previous prime is 4520221305673. The next prime is 4520221305701. The reversal of 4520221305674 is 4765031220254.

It can be written as a sum of positive squares in 8 ways, for example, as 1217303989225 + 3302917316449 = 1103315^2 + 1817393^2 .

It is a super-2 number, since 2×4520221305674² (a number of 26 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4520221305673) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 191449982 + ... + 191473590.

Almost surely, 2^{4520221305674} is an apocalyptic number.

4520221305674 is a deficient number, since it is larger than the sum of its proper divisors (2667660925126).

4520221305674 is a wasteful number, since it uses less digits than its factorization.

4520221305674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30218.

The product of its (nonzero) digits is 403200, while the sum is 41.

The spelling of 4520221305674 in words is "four trillion, five hundred twenty billion, two hundred twenty-one million, three hundred five thousand, six hundred seventy-four".