744730344625 has 16 divisors (see below), whose sum is σ = 931439645136. Its totient is φ = 594491856000.

The previous prime is 744730344583. The next prime is 744730344641. The reversal of 744730344625 is 526443037447.

It can be written as a sum of positive squares in 8 ways, for example, as 466696655104 + 278033689521 = 683152^2 + 527289^2 .

It is a de Polignac number, because none of the positive numbers 2^k-744730344625 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6404244 + ... + 6519493.

It is an arithmetic number, because the mean of its divisors is an integer number (58214977821).

Almost surely, 2^744730344625 is an apocalyptic number.

It is an amenable number.

744730344625 is a deficient number, since it is larger than the sum of its proper divisors (186709300511).

744730344625 is a wasteful number, since it uses less digits than its factorization.

744730344625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12924213 (or 12924203 counting only the distinct ones).

The product of its (nonzero) digits is 6773760, while the sum is 49.

The spelling of 744730344625 in words is "seven hundred forty-four billion, seven hundred thirty million, three hundred forty-four thousand, six hundred twenty-five".