6370944445 has 4 divisors (see below), whose sum is σ = 7645133340. Its totient is φ = 5096755552.

The previous prime is 6370944427. The next prime is 6370944467. The reversal of 6370944445 is 5444490736.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1927122201 + 4443822244 = 43899^2 + 66662^2 .

It is a cyclic number.

It is not a de Polignac number, because 6370944445 - 2⁵ = 6370944413 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6370944395 and 6370944404.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 637094440 + ... + 637094449.

It is an arithmetic number, because the mean of its divisors is an integer number (1911283335).

Almost surely, 2^6370944445 is an apocalyptic number.

It is an amenable number.

6370944445 is a deficient number, since it is larger than the sum of its proper divisors (1274188895).

6370944445 is a wasteful number, since it uses less digits than its factorization.

6370944445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1274188894.

The product of its (nonzero) digits is 1451520, while the sum is 46.

The square root of 6370944445 is about 79818.1962023698. The cubic root of 6370944445 is about 1853.8216053841.

The spelling of 6370944445 in words is "six billion, three hundred seventy million, nine hundred forty-four thousand, four hundred forty-five".