6725552717 has 4 divisors (see below), whose sum is σ = 7242902940. Its totient is φ = 6208202496.

The previous prime is 6725552657. The next prime is 6725552737. The reversal of 6725552717 is 7172555276.

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 4142981956 + 2582570761 = 64366^2 + 50819^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6725552717 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6725552737) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 258675092 + ... + 258675117.

It is an arithmetic number, because the mean of its divisors is an integer number (1810725735).

Almost surely, 2^6725552717 is an apocalyptic number.

It is an amenable number.

6725552717 is a deficient number, since it is larger than the sum of its proper divisors (517350223).

6725552717 is a wasteful number, since it uses less digits than its factorization.

6725552717 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 517350222.

The product of its digits is 1029000, while the sum is 47.

The square root of 6725552717 is about 82009.4672400693. The cubic root of 6725552717 is about 1887.5972113259.

The spelling of 6725552717 in words is "six billion, seven hundred twenty-five million, five hundred fifty-two thousand, seven hundred seventeen".