4545501025 has 12 divisors (see below), whose sum is σ = 6069992572. Its totient is φ = 3356677440.

The previous prime is 4545501019. The next prime is 4545501053. The reversal of 4545501025 is 5201055454.

It can be written as a sum of positive squares in 6 ways, for example, as 1697357601 + 2848143424 = 41199^2 + 53368^2 .

It is not a de Polignac number, because 4545501025 - 2²⁹ = 4008630113 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6992754 + ... + 6993403.

Almost surely, 2^4545501025 is an apocalyptic number.

It is an amenable number.

4545501025 is a deficient number, since it is larger than the sum of its proper divisors (1524491547).

4545501025 is a wasteful number, since it uses less digits than its factorization.

4545501025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13986180 (or 13986175 counting only the distinct ones).

The product of its (nonzero) digits is 20000, while the sum is 31.

The square root of 4545501025 is about 67420.3309469777. The cubic root of 4545501025 is about 1656.5094585338.

Adding to 4545501025 its reverse (5201055454), we get a palindrome (9746556479).

The spelling of 4545501025 in words is "four billion, five hundred forty-five million, five hundred one thousand, twenty-five".