4245536725 has 6 divisors (see below), whose sum is σ = 5264465570. Its totient is φ = 3396429360.

The previous prime is 4245536699. The next prime is 4245536741. The reversal of 4245536725 is 5276355424.

It can be written as a sum of positive squares in 3 ways, for example, as 21316689 + 4224220036 = 4617^2 + 64994^2 .

It is not a de Polignac number, because 4245536725 - 2¹⁹ = 4245012437 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, 84910710 + ... + 84910759.

Almost surely, 2^4245536725 is an apocalyptic number.

It is an amenable number.

4245536725 is a deficient number, since it is larger than the sum of its proper divisors (1018928845).

4245536725 is a wasteful number, since it uses less digits than its factorization.

4245536725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169821479 (or 169821474 counting only the distinct ones).

The product of its digits is 1008000, while the sum is 43.

The square root of 4245536725 is about 65157.7833033015. The cubic root of 4245536725 is about 1619.2386715037.

The spelling of 4245536725 in words is "four billion, two hundred forty-five million, five hundred thirty-six thousand, seven hundred twenty-five".