4520948644 has 9 divisors (see below), whose sum is σ = 7911895467. Its totient is φ = 2260407084.

The previous prime is 4520948633. The next prime is 4520948651. The reversal of 4520948644 is 4468490254.

The square root of 4520948644 is 67238.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4520948594 and 4520948603.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 117667 + ... + 151285.

Almost surely, 2^4520948644 is an apocalyptic number.

4520948644 is the 67238-th square number.

It is an amenable number.

4520948644 is a deficient number, since it is larger than the sum of its proper divisors (3390946823).

4520948644 is an frugal number, since it uses more digits than its factorization.

4520948644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67242 (or 33621 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 46.

The cubic root of 4520948644 is about 1653.5215444159.

The spelling of 4520948644 in words is "four billion, five hundred twenty million, nine hundred forty-eight thousand, six hundred forty-four".