44106561851816 has 8 divisors (see below), whose sum is σ = 82699803472170. Its totient is φ = 22053280925904.

The previous prime is 44106561851809. The next prime is 44106561851827. The reversal of 44106561851816 is 61815816560144.

44106561851816 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 only one way, i.e., 32092338300100 + 12014223551716 = 5665010^2 + 3466154^2 .

It is a tau number, because it is divible by the number of its divisors (8).

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 as a sum of consecutive naturals, namely, 2756660115731 + ... + 2756660115746.

Almost surely, 2^{44106561851816} is an apocalyptic number.

It is an amenable number.

44106561851816 is a deficient number, since it is larger than the sum of its proper divisors (38593241620354).

44106561851816 is a wasteful number, since it uses less digits than its factorization.

44106561851816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5513320231483 (or 5513320231479 counting only the distinct ones).

The product of its (nonzero) digits is 5529600, while the sum is 56.

The spelling of 44106561851816 in words is "forty-four trillion, one hundred six billion, five hundred sixty-one million, eight hundred fifty-one thousand, eight hundred sixteen".