6446087323 has 4 divisors (see below), whose sum is σ = 6941940208. Its totient is φ = 5950234440.

The previous prime is 6446087321. The next prime is 6446087377. The reversal of 6446087323 is 3237806446.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6446087323 - 2¹ = 6446087321 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6446087323.

It is not an unprimeable number, because it can be changed into a prime (6446087321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 247926423 + ... + 247926448.

It is an arithmetic number, because the mean of its divisors is an integer number (1735485052).

Almost surely, 2^6446087323 is an apocalyptic number.

6446087323 is a deficient number, since it is larger than the sum of its proper divisors (495852885).

6446087323 is a wasteful number, since it uses less digits than its factorization.

6446087323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 495852884.

The product of its (nonzero) digits is 580608, while the sum is 43.

The square root of 6446087323 is about 80287.5290627380. The cubic root of 6446087323 is about 1861.0815118307.

The spelling of 6446087323 in words is "six billion, four hundred forty-six million, eighty-seven thousand, three hundred twenty-three".