744747230002042 has 8 divisors (see below), whose sum is σ = 1117132914825396. Its totient is φ = 372369591726912.

The previous prime is 744747230002033. The next prime is 744747230002043. The reversal of 744747230002042 is 240200032747447.

It can be written as a sum of positive squares in 2 ways, for example, as 743927316050961 + 819913951081 = 27275031^2 + 905491^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 744747230001983 and 744747230002001.

It is not an unprimeable number, because it can be changed into a prime (744747230002043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2011405663 + ... + 2011775890.

Almost surely, 2^{744747230002042} is an apocalyptic number.

744747230002042 is a deficient number, since it is larger than the sum of its proper divisors (372385684823354).

744747230002042 is a wasteful number, since it uses less digits than its factorization.

744747230002042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4023274112.

The product of its (nonzero) digits is 2107392, while the sum is 46.

Adding to 744747230002042 its reverse (240200032747447), we get a palindrome (984947262749489).

The spelling of 744747230002042 in words is "seven hundred forty-four trillion, seven hundred forty-seven billion, two hundred thirty million, two thousand, forty-two".