6566616070 has 32 divisors (see below), whose sum is σ = 13873566528. Its totient is φ = 2190561408.

The previous prime is 6566616019. The next prime is 6566616071. The reversal of 6566616070 is 706166656.

It is a super-2 number, since 2×6566616070² = 86240893221564489800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6566616071) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1265097 + ... + 1270276.

It is an arithmetic number, because the mean of its divisors is an integer number (433548954).

Almost surely, 2^6566616070 is an apocalyptic number.

6566616070 is an abundant number, since it is smaller than the sum of its proper divisors (7306950458).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6566616070 is a wasteful number, since it uses less digits than its factorization.

6566616070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2535424.

The product of its (nonzero) digits is 272160, while the sum is 43.

The square root of 6566616070 is about 81034.6596833725. The cubic root of 6566616070 is about 1872.6094400514.

The spelling of 6566616070 in words is "six billion, five hundred sixty-six million, six hundred sixteen thousand, seventy".