4545506725 has 6 divisors (see below), whose sum is σ = 5636428370. Its totient is φ = 3636405360.

The previous prime is 4545506687. The next prime is 4545506741. The reversal of 4545506725 is 5276055454.

It can be written as a sum of positive squares in 3 ways, for example, as 859329 + 4544647396 = 927^2 + 67414^2 .

It is not a de Polignac number, because 4545506725 - 2¹⁹ = 4544982437 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 90910110 + ... + 90910159.

Almost surely, 2^4545506725 is an apocalyptic number.

It is an amenable number.

4545506725 is a deficient number, since it is larger than the sum of its proper divisors (1090921645).

4545506725 is a wasteful number, since it uses less digits than its factorization.

4545506725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181820279 (or 181820274 counting only the distinct ones).

The product of its (nonzero) digits is 840000, while the sum is 43.

The square root of 4545506725 is about 67420.3732190797. The cubic root of 4545506725 is about 1656.5101509474.

The spelling of 4545506725 in words is "four billion, five hundred forty-five million, five hundred six thousand, seven hundred twenty-five".