6429860886 has 8 divisors (see below), whose sum is σ = 12859721784. Its totient is φ = 2143286960.

The previous prime is 6429860881. The next prime is 6429860893. The reversal of 6429860886 is 6880689246.

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

6429860886 is an admirable number.

It is a super-2 number, since 2×6429860886² = 82686222026625409992, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6429860881) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 535821735 + ... + 535821746.

It is an arithmetic number, because the mean of its divisors is an integer number (1607465223).

Almost surely, 2^6429860886 is an apocalyptic number.

6429860886 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

6429860886 is a wasteful number, since it uses less digits than its factorization.

6429860886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1071643486.

The product of its (nonzero) digits is 7962624, while the sum is 57.

The square root of 6429860886 is about 80186.4133503925. The cubic root of 6429860886 is about 1859.5185949187.

The spelling of 6429860886 in words is "six billion, four hundred twenty-nine million, eight hundred sixty thousand, eight hundred eighty-six".