4521453415225 has 12 divisors (see below), whose sum is σ = 5787460372480. Its totient is φ = 3500480062800.

The previous prime is 4521453415187. The next prime is 4521453415247. The reversal of 4521453415225 is 5225143541254.

It is not a de Polignac number, because 4521453415225 - 2⁷ = 4521453415097 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2917065945 + ... + 2917067494.

Almost surely, 2^{4521453415225} is an apocalyptic number.

It is an amenable number.

4521453415225 is a deficient number, since it is larger than the sum of its proper divisors (1266006957255).

4521453415225 is a wasteful number, since it uses less digits than its factorization.

4521453415225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5834133480 (or 5834133475 counting only the distinct ones).

The product of its digits is 960000, while the sum is 43.

Adding to 4521453415225 its reverse (5225143541254), we get a palindrome (9746596956479).

The spelling of 4521453415225 in words is "four trillion, five hundred twenty-one billion, four hundred fifty-three million, four hundred fifteen thousand, two hundred twenty-five".