6424385682 has 64 divisors (see below), whose sum is σ = 15158183040. Its totient is φ = 1789516800.

The previous prime is 6424385677. The next prime is 6424385713. The reversal of 6424385682 is 2865834246.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 191244 + ... + 222312.

It is an arithmetic number, because the mean of its divisors is an integer number (236846610).

Almost surely, 2^6424385682 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6424385682, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7579091520).

6424385682 is an abundant number, since it is smaller than the sum of its proper divisors (8733797358).

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

6424385682 is a wasteful number, since it uses less digits than its factorization.

6424385682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31339.

The product of its digits is 2211840, while the sum is 48.

The square root of 6424385682 is about 80152.2656074050. The cubic root of 6424385682 is about 1858.9906345648.

The spelling of 6424385682 in words is "six billion, four hundred twenty-four million, three hundred eighty-five thousand, six hundred eighty-two".