4520704643072 has 104 divisors (see below), whose sum is σ = 9168870215736. Its totient is φ = 2228239466496.

The previous prime is 4520704643033. The next prime is 4520704643149. The reversal of 4520704643072 is 2703464070254.

It can be written as a sum of positive squares in 4 ways, for example, as 39591448576 + 4481113194496 = 198976^2 + 2116864^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1087490018 + ... + 1087494174.

Almost surely, 2^{4520704643072} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4520704643072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4584435107868).

4520704643072 is an abundant number, since it is smaller than the sum of its proper divisors (4648165572664).

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

4520704643072 is an equidigital number, since it uses as much as digits as its factorization.

4520704643072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7891 (or 7869 counting only the distinct ones).

The product of its (nonzero) digits is 1128960, while the sum is 44.

The spelling of 4520704643072 in words is "four trillion, five hundred twenty billion, seven hundred four million, six hundred forty-three thousand, seventy-two".