6527245385 has 4 divisors (see below), whose sum is σ = 7832694468. Its totient is φ = 5221796304.

The previous prime is 6527245379. The next prime is 6527245397. The reversal of 6527245385 is 5835427256.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5133865801 + 1393379584 = 71651^2 + 37328^2 .

It is a cyclic number.

It is not a de Polignac number, because 6527245385 - 2⁶ = 6527245321 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 652724534 + ... + 652724543.

It is an arithmetic number, because the mean of its divisors is an integer number (1958173617).

Almost surely, 2^6527245385 is an apocalyptic number.

It is an amenable number.

6527245385 is a deficient number, since it is larger than the sum of its proper divisors (1305449083).

6527245385 is a wasteful number, since it uses less digits than its factorization.

6527245385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1305449082.

The product of its digits is 2016000, while the sum is 47.

The square root of 6527245385 is about 80791.3694957574. The cubic root of 6527245385 is about 1868.8594744873.

The spelling of 6527245385 in words is "six billion, five hundred twenty-seven million, two hundred forty-five thousand, three hundred eighty-five".