4520274021023 has 4 divisors (see below), whose sum is σ = 4524394600080. Its totient is φ = 4516153441968.

The previous prime is 4520274021017. The next prime is 4520274021037. The reversal of 4520274021023 is 3201204720254.

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

It is a cyclic number.

It is not a de Polignac number, because 4520274021023 - 2¹⁶ = 4520273955487 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4520274021083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2060287883 + ... + 2060290076.

It is an arithmetic number, because the mean of its divisors is an integer number (1131098650020).

Almost surely, 2^{4520274021023} is an apocalyptic number.

4520274021023 is a deficient number, since it is larger than the sum of its proper divisors (4120579057).

4520274021023 is a wasteful number, since it uses less digits than its factorization.

4520274021023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4120579056.

The product of its (nonzero) digits is 26880, while the sum is 32.

Adding to 4520274021023 its reverse (3201204720254), we get a palindrome (7721478741277).

The spelling of 4520274021023 in words is "four trillion, five hundred twenty billion, two hundred seventy-four million, twenty-one thousand, twenty-three".