6626512061 has 8 divisors (see below), whose sum is σ = 7137239424. Its totient is φ = 6115926960.

The previous prime is 6626512019. The next prime is 6626512063. The reversal of 6626512061 is 1602156266.

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

It is not a de Polignac number, because 6626512061 - 2¹⁰ = 6626511037 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 (6626512063) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73616 + ... + 136646.

It is an arithmetic number, because the mean of its divisors is an integer number (892154928).

Almost surely, 2^6626512061 is an apocalyptic number.

It is an amenable number.

6626512061 is a deficient number, since it is larger than the sum of its proper divisors (510727363).

6626512061 is a wasteful number, since it uses less digits than its factorization.

6626512061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71131.

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 6626512061 is about 81403.3909674529. The cubic root of 6626512061 is about 1878.2857526110.

The spelling of 6626512061 in words is "six billion, six hundred twenty-six million, five hundred twelve thousand, sixty-one".