6457382444 has 6 divisors (see below), whose sum is σ = 11300419284. Its totient is φ = 3228691220.

The previous prime is 6457382423. The next prime is 6457382447. The reversal of 6457382444 is 4442837546.

It is not an unprimeable number, because it can be changed into a prime (6457382447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 807172802 + ... + 807172809.

It is an arithmetic number, because the mean of its divisors is an integer number (1883403214).

Almost surely, 2^6457382444 is an apocalyptic number.

It is an amenable number.

6457382444 is a deficient number, since it is larger than the sum of its proper divisors (4843036840).

6457382444 is a wasteful number, since it uses less digits than its factorization.

6457382444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1614345615 (or 1614345613 counting only the distinct ones).

The product of its digits is 2580480, while the sum is 47.

The square root of 6457382444 is about 80357.8399659921. The cubic root of 6457382444 is about 1862.1679008133.

The spelling of 6457382444 in words is "six billion, four hundred fifty-seven million, three hundred eighty-two thousand, four hundred forty-four".