7444238456863 has 8 divisors (see below), whose sum is σ = 8034262369056. Its totient is φ = 6856698856800.

The previous prime is 7444238456861. The next prime is 7444238456899. The reversal of 7444238456863 is 3686548324447.

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

It is not a de Polignac number, because 7444238456863 - 2¹ = 7444238456861 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 7444238456795 and 7444238456804.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7444238456861) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 621071803 + ... + 621083788.

It is an arithmetic number, because the mean of its divisors is an integer number (1004282796132).

Almost surely, 2^{7444238456863} is an apocalyptic number.

7444238456863 is a deficient number, since it is larger than the sum of its proper divisors (590023912193).

7444238456863 is a wasteful number, since it uses less digits than its factorization.

7444238456863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1242156065.

The product of its digits is 371589120, while the sum is 64.

The spelling of 7444238456863 in words is "seven trillion, four hundred forty-four billion, two hundred thirty-eight million, four hundred fifty-six thousand, eight hundred sixty-three".