6725445277 has 4 divisors (see below), whose sum is σ = 6736525696. Its totient is φ = 6714364860.

The previous prime is 6725445269. The next prime is 6725445299. The reversal of 6725445277 is 7725445276.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6725445277 - 2³ = 6725445269 is a prime.

It is a super-2 number, since 2×6725445277² = 90463228347843213458, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6725445277.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6725445227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5539299 + ... + 5540512.

It is an arithmetic number, because the mean of its divisors is an integer number (1684131424).

Almost surely, 2^6725445277 is an apocalyptic number.

It is an amenable number.

6725445277 is a deficient number, since it is larger than the sum of its proper divisors (11080419).

6725445277 is a wasteful number, since it uses less digits than its factorization.

6725445277 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11080418.

The product of its digits is 3292800, while the sum is 49.

The square root of 6725445277 is about 82008.8121911298. The cubic root of 6725445277 is about 1887.5871598831.

Subtracting 6725445277 from its reverse (7725445276), we obtain a palindrome (999999999).

The spelling of 6725445277 in words is "six billion, seven hundred twenty-five million, four hundred forty-five thousand, two hundred seventy-seven".