6666425310 has 64 divisors (see below), whose sum is σ = 16862469120. Its totient is φ = 1682052480.

The previous prime is 6666425303. The next prime is 6666425323. The reversal of 6666425310 is 135246666.

It is a super-2 number, since 2×6666425310² = 88882452827617192200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 479355 + ... + 493065.

It is an arithmetic number, because the mean of its divisors is an integer number (263476080).

Almost surely, 2^6666425310 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6666425310, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8431234560).

6666425310 is an abundant number, since it is smaller than the sum of its proper divisors (10196043810).

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

6666425310 is a wasteful number, since it uses less digits than its factorization.

6666425310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14593.

The product of its (nonzero) digits is 155520, while the sum is 39.

The square root of 6666425310 is about 81648.1800776968. The cubic root of 6666425310 is about 1882.0493449560.

The spelling of 6666425310 in words is "six billion, six hundred sixty-six million, four hundred twenty-five thousand, three hundred ten".