44861643916 has 6 divisors (see below), whose sum is σ = 78507876860. Its totient is φ = 22430821956.

The previous prime is 44861643913. The next prime is 44861643929. The reversal of 44861643916 is 61934616844.

It is not an unprimeable number, because it can be changed into a prime (44861643913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5607705486 + ... + 5607705493.

Almost surely, 2^44861643916 is an apocalyptic number.

It is an amenable number.

44861643916 is a deficient number, since it is larger than the sum of its proper divisors (33646232944).

44861643916 is a wasteful number, since it uses less digits than its factorization.

44861643916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11215410983 (or 11215410981 counting only the distinct ones).

The product of its digits is 2985984, while the sum is 52.

The spelling of 44861643916 in words is "forty-four billion, eight hundred sixty-one million, six hundred forty-three thousand, nine hundred sixteen".