44791352649 has 16 divisors (see below), whose sum is σ = 66365635840. Its totient is φ = 29857267440.

The previous prime is 44791352623. The next prime is 44791352651. The reversal of 44791352649 is 94625319744.

44791352649 is a `hidden beast` number, since 4 + 4 + 79 + 1 + 3 + 526 + 49 = 666.

It is not a de Polignac number, because 44791352649 - 2⁷ = 44791352521 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 44791352595 and 44791352604.

It is not an unprimeable number, because it can be changed into a prime (44791352659) 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 in 15 ways as a sum of consecutive naturals, for example, 135024 + ... + 328350.

It is an arithmetic number, because the mean of its divisors is an integer number (4147852240).

Almost surely, 2^44791352649 is an apocalyptic number.

It is an amenable number.

44791352649 is a deficient number, since it is larger than the sum of its proper divisors (21574283191).

44791352649 is a wasteful number, since it uses less digits than its factorization.

44791352649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201917 (or 201911 counting only the distinct ones).

The product of its digits is 6531840, while the sum is 54.

It can be divided in two parts, 4479 and 1352649, that added together give a triangular number (1357128 = T₁₆₄₇).

The spelling of 44791352649 in words is "forty-four billion, seven hundred ninety-one million, three hundred fifty-two thousand, six hundred forty-nine".