744242397012 has 18 divisors (see below), whose sum is σ = 1881279392538. Its totient is φ = 248080798992.

The previous prime is 744242396983. The next prime is 744242397037. The reversal of 744242397012 is 210793242447.

744242397012 is a `hidden beast` number, since 7 + 4 + 4 + 242 + 397 + 0 + 12 = 666.

It can be written as a sum of positive squares in only one way, i.e., 498498129936 + 245744267076 = 706044^2 + 495726^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10336699923 + ... + 10336699994.

Almost surely, 2^744242397012 is an apocalyptic number.

It is an amenable number.

744242397012 is an abundant number, since it is smaller than the sum of its proper divisors (1137036995526).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

744242397012 is a wasteful number, since it uses less digits than its factorization.

744242397012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20673399927 (or 20673399922 counting only the distinct ones).

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

The spelling of 744242397012 in words is "seven hundred forty-four billion, two hundred forty-two million, three hundred ninety-seven thousand, twelve".