4545224153523 has 6 divisors (see below), whose sum is σ = 6565323777324. Its totient is φ = 3030149435676.

The previous prime is 4545224153521. The next prime is 4545224153551. The reversal of 4545224153523 is 3253514225454.

4545224153523 is a `hidden beast` number, since 4 + 5 + 4 + 52 + 2 + 41 + 535 + 23 = 666.

It is not a de Polignac number, because 4545224153523 - 2¹ = 4545224153521 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4545224153521) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 252512452965 + ... + 252512452982.

It is an arithmetic number, because the mean of its divisors is an integer number (1094220629554).

Almost surely, 2^{4545224153523} is an apocalyptic number.

4545224153523 is a deficient number, since it is larger than the sum of its proper divisors (2020099623801).

4545224153523 is a wasteful number, since it uses less digits than its factorization.

4545224153523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505024905953 (or 505024905950 counting only the distinct ones).

The product of its digits is 2880000, while the sum is 45.

Adding to 4545224153523 its reverse (3253514225454), we get a palindrome (7798738378977).

The spelling of 4545224153523 in words is "four trillion, five hundred forty-five billion, two hundred twenty-four million, one hundred fifty-three thousand, five hundred twenty-three".