4520212005073 has 4 divisors (see below), whose sum is σ = 4642379897140. Its totient is φ = 4398044113008.

The previous prime is 4520212005061. The next prime is 4520212005079. The reversal of 4520212005073 is 3705002120254.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2284777356304 + 2235434648769 = 1511548^2 + 1495137^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4520212005073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4520212005079) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61083945978 + ... + 61083946051.

It is an arithmetic number, because the mean of its divisors is an integer number (1160594974285).

Almost surely, 2^{4520212005073} is an apocalyptic number.

It is an amenable number.

4520212005073 is a deficient number, since it is larger than the sum of its proper divisors (122167892067).

4520212005073 is a wasteful number, since it uses less digits than its factorization.

4520212005073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122167892066.

The product of its (nonzero) digits is 16800, while the sum is 31.

The spelling of 4520212005073 in words is "four trillion, five hundred twenty billion, two hundred twelve million, five thousand, seventy-three".