6443464108 has 12 divisors (see below), whose sum is σ = 11276700120. Its totient is φ = 3221549792.

The previous prime is 6443464103. The next prime is 6443464109. The reversal of 6443464108 is 8014643446.

It is a super-2 number, since 2×6443464108² = 83036459422168471328, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6443464103) 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, 62403 + ... + 129541.

It is an arithmetic number, because the mean of its divisors is an integer number (939725010).

Almost surely, 2^6443464108 is an apocalyptic number.

It is an amenable number.

6443464108 is a deficient number, since it is larger than the sum of its proper divisors (4833236012).

6443464108 is a wasteful number, since it uses less digits than its factorization.

6443464108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91136 (or 91134 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 40.

The square root of 6443464108 is about 80271.1910214368. The cubic root of 6443464108 is about 1860.8290238183.

The spelling of 6443464108 in words is "six billion, four hundred forty-three million, four hundred sixty-four thousand, one hundred eight".