6448117406 has 8 divisors (see below), whose sum is σ = 9748335360. Its totient is φ = 3198672288.

The previous prime is 6448117399. The next prime is 6448117427. The reversal of 6448117406 is 6047118446.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12692891 + ... + 12693398.

It is an arithmetic number, because the mean of its divisors is an integer number (1218541920).

Almost surely, 2^6448117406 is an apocalyptic number.

6448117406 is a deficient number, since it is larger than the sum of its proper divisors (3300217954).

6448117406 is a wasteful number, since it uses less digits than its factorization.

6448117406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25386418.

The product of its (nonzero) digits is 129024, while the sum is 41.

The square root of 6448117406 is about 80300.1706473903. The cubic root of 6448117406 is about 1861.2768630672.

The spelling of 6448117406 in words is "six billion, four hundred forty-eight million, one hundred seventeen thousand, four hundred six".