44213643506 has 8 divisors (see below), whose sum is σ = 68112910380. Its totient is φ = 21509340048.

The previous prime is 44213643497. The next prime is 44213643527. The reversal of 44213643506 is 60534631244.

44213643506 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 43137213025 + 1076430481 = 207695^2 + 32809^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 44213643506.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 298740761 + ... + 298740908.

Almost surely, 2^44213643506 is an apocalyptic number.

44213643506 is a deficient number, since it is larger than the sum of its proper divisors (23899266874).

44213643506 is a wasteful number, since it uses less digits than its factorization.

44213643506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 597481708.

The product of its (nonzero) digits is 207360, while the sum is 38.

The spelling of 44213643506 in words is "forty-four billion, two hundred thirteen million, six hundred forty-three thousand, five hundred six".