6446765382 has 8 divisors (see below), whose sum is σ = 12893530776. Its totient is φ = 2148921792.

The previous prime is 6446765359. The next prime is 6446765383. The reversal of 6446765382 is 2835676446.

It is a happy number.

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

6446765382 is an admirable number.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6446765383) 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, 537230443 + ... + 537230454.

It is an arithmetic number, because the mean of its divisors is an integer number (1611691347).

Almost surely, 2^6446765382 is an apocalyptic number.

6446765382 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.

6446765382 is a wasteful number, since it uses less digits than its factorization.

6446765382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1074460902.

The product of its digits is 5806080, while the sum is 51.

The square root of 6446765382 is about 80291.7516436153. The cubic root of 6446765382 is about 1861.1467647902.

The spelling of 6446765382 in words is "six billion, four hundred forty-six million, seven hundred sixty-five thousand, three hundred eighty-two".