44678633687644 has 24 divisors (see below), whose sum is σ = 85295808881136. Its totient is φ = 20308413792000.

The previous prime is 44678633687603. The next prime is 44678633687657.

44678633687644 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 17616804 + ... + 19992724.

It is an arithmetic number, because the mean of its divisors is an integer number (3553992036714).

Almost surely, 2^{44678633687644} is an apocalyptic number.

44678633687644 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

44678633687644 is a deficient number, since it is larger than the sum of its proper divisors (40617175193492).

44678633687644 is a wasteful number, since it uses less digits than its factorization.

44678633687644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2803317 (or 2803315 counting only the distinct ones).

The product of its digits is 9364045824, while the sum is 76.

The spelling of 44678633687644 in words is "forty-four trillion, six hundred seventy-eight billion, six hundred thirty-three million, six hundred eighty-seven thousand, six hundred forty-four".