6627256261 has 8 divisors (see below), whose sum is σ = 6641180960. Its totient is φ = 6613345872.

The previous prime is 6627256219. The next prime is 6627256267. The reversal of 6627256261 is 1626527266.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6627256261 - 2³¹ = 4479772613 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6627256267) 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 7 ways as a sum of consecutive naturals, for example, 1559806 + ... + 1564048.

It is an arithmetic number, because the mean of its divisors is an integer number (830147620).

Almost surely, 2^6627256261 is an apocalyptic number.

It is an amenable number.

6627256261 is a deficient number, since it is larger than the sum of its proper divisors (13924699).

6627256261 is a wasteful number, since it uses less digits than its factorization.

6627256261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7155.

The product of its digits is 362880, while the sum is 43.

The square root of 6627256261 is about 81407.9619017698. The cubic root of 6627256261 is about 1878.3560645096.

The spelling of 6627256261 in words is "six billion, six hundred twenty-seven million, two hundred fifty-six thousand, two hundred sixty-one".