744676676446 has 8 divisors (see below), whose sum is σ = 1165580884944. Its totient is φ = 356149714800.

The previous prime is 744676676399. The next prime is 744676676461. The reversal of 744676676446 is 644676676447.

It is a happy number.

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

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 3 ways as a sum of consecutive naturals, for example, 8094311655 + ... + 8094311746.

It is an arithmetic number, because the mean of its divisors is an integer number (145697610618).

Almost surely, 2^744676676446 is an apocalyptic number.

744676676446 is a deficient number, since it is larger than the sum of its proper divisors (420904208498).

744676676446 is a wasteful number, since it uses less digits than its factorization.

744676676446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16188623426.

The product of its digits is 682795008, while the sum is 67.

Subtracting from 744676676446 its reverse (644676676447), we obtain a palindrome (99999999999).

The spelling of 744676676446 in words is "seven hundred forty-four billion, six hundred seventy-six million, six hundred seventy-six thousand, four hundred forty-six".