44493555778 has 16 divisors (see below), whose sum is σ = 76302661824. Its totient is φ = 19061668080.

The previous prime is 44493555749. The next prime is 44493555787. The reversal of 44493555778 is 87755539444.

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 7 ways as a sum of consecutive naturals, for example, 543625 + ... + 620092.

It is an arithmetic number, because the mean of its divisors is an integer number (4768916364).

Almost surely, 2^44493555778 is an apocalyptic number.

44493555778 is a deficient number, since it is larger than the sum of its proper divisors (31809106046).

44493555778 is a wasteful number, since it uses less digits than its factorization.

44493555778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1166457.

The product of its digits is 84672000, while the sum is 61.

The spelling of 44493555778 in words is "forty-four billion, four hundred ninety-three million, five hundred fifty-five thousand, seven hundred seventy-eight".