44645654644 has 12 divisors (see below), whose sum is σ = 78726307968. Its totient is φ = 22152423800.

The previous prime is 44645654593. The next prime is 44645654659.

44645654644 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 44645654591 and 44645654600.

It is a congruent number.

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, 42600292 + ... + 42601339.

It is an arithmetic number, because the mean of its divisors is an integer number (6560525664).

Almost surely, 2^44645654644 is an apocalyptic number.

It is an amenable number.

44645654644 is a deficient number, since it is larger than the sum of its proper divisors (34080653324).

44645654644 is a wasteful number, since it uses less digits than its factorization.

44645654644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85201766 (or 85201764 counting only the distinct ones).

The product of its digits is 22118400, while the sum is 52.

The spelling of 44645654644 in words is "forty-four billion, six hundred forty-five million, six hundred fifty-four thousand, six hundred forty-four".