6559126651 has 8 divisors (see below), whose sum is σ = 8177612544. Its totient is φ = 5111007720.

The previous prime is 6559126633. The next prime is 6559126663. The reversal of 6559126651 is 1566219556.

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

It is not a de Polignac number, because 6559126651 - 2⁷ = 6559126523 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6559126681) 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, 42591655 + ... + 42591808.

It is an arithmetic number, because the mean of its divisors is an integer number (1022201568).

Almost surely, 2^6559126651 is an apocalyptic number.

6559126651 is a deficient number, since it is larger than the sum of its proper divisors (1618485893).

6559126651 is a wasteful number, since it uses less digits than its factorization.

6559126651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85183481.

The product of its digits is 486000, while the sum is 46.

The square root of 6559126651 is about 80988.4352917131. The cubic root of 6559126651 is about 1871.8972471535.

The spelling of 6559126651 in words is "six billion, five hundred fifty-nine million, one hundred twenty-six thousand, six hundred fifty-one".