4520444551312 has 20 divisors (see below), whose sum is σ = 8778312040960. Its totient is φ = 2255073702048.

The previous prime is 4520444551291. The next prime is 4520444551387. The reversal of 4520444551312 is 2131554440254.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 321778608 + ... + 321792655.

It is an arithmetic number, because the mean of its divisors is an integer number (438915602048).

Almost surely, 2^{4520444551312} is an apocalyptic number.

It is an amenable number.

4520444551312 is a deficient number, since it is larger than the sum of its proper divisors (4257867489648).

4520444551312 is a wasteful number, since it uses less digits than its factorization.

4520444551312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 643571710 (or 643571704 counting only the distinct ones).

The product of its (nonzero) digits is 384000, while the sum is 40.

Adding to 4520444551312 its reverse (2131554440254), we get a palindrome (6651998991566).

The spelling of 4520444551312 in words is "four trillion, five hundred twenty billion, four hundred forty-four million, five hundred fifty-one thousand, three hundred twelve".