4520444454550 has 48 divisors (see below), whose sum is σ = 8501698512720. Its totient is φ = 1788063989760.

The previous prime is 4520444454529. The next prime is 4520444454571. The reversal of 4520444454550 is 554544440254.

It is an interprime number because it is at equal distance from previous prime (4520444454529) and next prime (4520444454571).

It is a self number, because there is not a number n which added to its sum of digits gives 4520444454550.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5519521 + ... + 6285379.

It is an arithmetic number, because the mean of its divisors is an integer number (177118719015).

Almost surely, 2^{4520444454550} is an apocalyptic number.

4520444454550 is a deficient number, since it is larger than the sum of its proper divisors (3981254058170).

4520444454550 is a wasteful number, since it uses less digits than its factorization.

4520444454550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 767185 (or 767180 counting only the distinct ones).

The product of its (nonzero) digits is 5120000, while the sum is 46.

The spelling of 4520444454550 in words is "four trillion, five hundred twenty billion, four hundred forty-four million, four hundred fifty-four thousand, five hundred fifty".