44643034645 has 8 divisors (see below), whose sum is σ = 58441790880. Its totient is φ = 32467661520.

The previous prime is 44643034591. The next prime is 44643034649. The reversal of 44643034645 is 54643034644.

44643034645 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 44643034645 - 2⁷ = 44643034517 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44643034649) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 405845715 + ... + 405845824.

It is an arithmetic number, because the mean of its divisors is an integer number (7305223860).

Almost surely, 2^44643034645 is an apocalyptic number.

It is an amenable number.

44643034645 is a deficient number, since it is larger than the sum of its proper divisors (13798756235).

44643034645 is a wasteful number, since it uses less digits than its factorization.

44643034645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 811691555.

The product of its (nonzero) digits is 1658880, while the sum is 43.

Subtracting 44643034645 from its reverse (54643034644), we obtain a palindrome (9999999999).

The spelling of 44643034645 in words is "forty-four billion, six hundred forty-three million, thirty-four thousand, six hundred forty-five".