744708663 has 12 divisors (see below), whose sum is σ = 1075935328. Its totient is φ = 496359360.

The previous prime is 744708649. The next prime is 744708677. The reversal of 744708663 is 366807447.

It is an interprime number because it is at equal distance from previous prime (744708649) and next prime (744708677).

It is not a de Polignac number, because 744708663 - 2⁵ = 744708631 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (744706663) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 56706 + ... + 68592.

Almost surely, 2^744708663 is an apocalyptic number.

744708663 is a deficient number, since it is larger than the sum of its proper divisors (331226665).

744708663 is a wasteful number, since it uses less digits than its factorization.

744708663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18854 (or 18851 counting only the distinct ones).

The product of its (nonzero) digits is 677376, while the sum is 45.

The square root of 744708663 is about 27289.3507251455. The cubic root of 744708663 is about 906.4185857244.

The spelling of 744708663 in words is "seven hundred forty-four million, seven hundred eight thousand, six hundred sixty-three".