6441423070 has 8 divisors (see below), whose sum is σ = 11594561544. Its totient is φ = 2576569224.

The previous prime is 6441423067. The next prime is 6441423077. The reversal of 6441423070 is 703241446.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6441423077) 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, 322071144 + ... + 322071163.

It is an arithmetic number, because the mean of its divisors is an integer number (1449320193).

Almost surely, 2^6441423070 is an apocalyptic number.

6441423070 is a deficient number, since it is larger than the sum of its proper divisors (5153138474).

6441423070 is a wasteful number, since it uses less digits than its factorization.

6441423070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 644142314.

The product of its (nonzero) digits is 16128, while the sum is 31.

The square root of 6441423070 is about 80258.4766239679. The cubic root of 6441423070 is about 1860.6325237277.

The spelling of 6441423070 in words is "six billion, four hundred forty-one million, four hundred twenty-three thousand, seventy".