44678066779 has 8 divisors (see below), whose sum is σ = 44718105600. Its totient is φ = 44638050600.

The previous prime is 44678066777. The next prime is 44678066801. The reversal of 44678066779 is 97766087644.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 44678066779 - 2¹ = 44678066777 is a prime.

It is a super-2 number, since 2×44678066779² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 44678066779.

It is not an unprimeable number, because it can be changed into a prime (44678066777) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7988274 + ... + 7993864.

It is an arithmetic number, because the mean of its divisors is an integer number (5589763200).

Almost surely, 2^44678066779 is an apocalyptic number.

44678066779 is a deficient number, since it is larger than the sum of its proper divisors (40038821).

44678066779 is a wasteful number, since it uses less digits than its factorization.

44678066779 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11321.

The product of its (nonzero) digits is 85349376, while the sum is 64.

The spelling of 44678066779 in words is "forty-four billion, six hundred seventy-eight million, sixty-six thousand, seven hundred seventy-nine".