6413634888 has 64 divisors (see below), whose sum is σ = 16566681600. Its totient is φ = 2066994240.

The previous prime is 6413634881. The next prime is 6413634947. The reversal of 6413634888 is 8884363146.

It is a super-2 number, since 2×6413634888² = 82269424953141545088, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 6413634888.

It is not an unprimeable number, because it can be changed into a prime (6413634881) 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, 951193 + ... + 957911.

It is an arithmetic number, because the mean of its divisors is an integer number (258854400).

Almost surely, 2^6413634888 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6413634888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8283340800).

6413634888 is an abundant number, since it is smaller than the sum of its proper divisors (10153046712).

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

6413634888 is a wasteful number, since it uses less digits than its factorization.

6413634888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8042 (or 8038 counting only the distinct ones).

The product of its digits is 2654208, while the sum is 51.

The square root of 6413634888 is about 80085.1727100591. The cubic root of 6413634888 is about 1857.9530887229.

The spelling of 6413634888 in words is "six billion, four hundred thirteen million, six hundred thirty-four thousand, eight hundred eighty-eight".