4511454450125 has 16 divisors (see below), whose sum is σ = 6434623034112. Its totient is φ = 3093568765200.

The previous prime is 4511454450049. The next prime is 4511454450199. The reversal of 4511454450125 is 5210544541154.

It is not a de Polignac number, because 4511454450125 - 2¹⁰ = 4511454449101 is a prime.

It is a super-2 number, since 2×4511454450125² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2577973097 + ... + 2577974846.

It is an arithmetic number, because the mean of its divisors is an integer number (402163939632).

Almost surely, 2^{4511454450125} is an apocalyptic number.

It is an amenable number.

4511454450125 is a deficient number, since it is larger than the sum of its proper divisors (1923168583987).

4511454450125 is an equidigital number, since it uses as much as digits as its factorization.

4511454450125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5155947965 (or 5155947955 counting only the distinct ones).

The product of its (nonzero) digits is 320000, while the sum is 41.

Adding to 4511454450125 its reverse (5210544541154), we get a palindrome (9721998991279).

The spelling of 4511454450125 in words is "four trillion, five hundred eleven billion, four hundred fifty-four million, four hundred fifty thousand, one hundred twenty-five".