44649185936 has 20 divisors (see below), whose sum is σ = 86545595772. Its totient is φ = 22314838656.

The previous prime is 44649185909. The next prime is 44649185941. The reversal of 44649185936 is 63958194644.

It can be written as a sum of positive squares in 2 ways, for example, as 16507110400 + 28142075536 = 128480^2 + 167756^2 .

It is a Smith number, since the sum of its digits (59) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 571811 + ... + 645186.

Almost surely, 2^44649185936 is an apocalyptic number.

It is an amenable number.

44649185936 is a deficient number, since it is larger than the sum of its proper divisors (41896409836).

44649185936 is a wasteful number, since it uses less digits than its factorization.

44649185936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1219298 (or 1219292 counting only the distinct ones).

The product of its digits is 22394880, while the sum is 59.

The spelling of 44649185936 in words is "forty-four billion, six hundred forty-nine million, one hundred eighty-five thousand, nine hundred thirty-six".