7944238324497 has 8 divisors (see below), whose sum is σ = 10592337580960. Its totient is φ = 5296148975520.

The previous prime is 7944238324447. The next prime is 7944238324537.

7944238324497 is nontrivially palindromic in base 10.

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

It is not a de Polignac number, because 7944238324497 - 2¹⁵ = 7944238291729 is a prime.

It is a super-2 number, since 2×7944238324497² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7944238324447) 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, 343372 + ... + 4000797.

It is an arithmetic number, because the mean of its divisors is an integer number (1324042197620).

Almost surely, 2^{7944238324497} is an apocalyptic number.

It is an amenable number.

7944238324497 is a deficient number, since it is larger than the sum of its proper divisors (2648099256463).

7944238324497 is a wasteful number, since it uses less digits than its factorization.

7944238324497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4953743.

The product of its digits is 292626432, while the sum is 66.

The spelling of 7944238324497 in words is "seven trillion, nine hundred forty-four billion, two hundred thirty-eight million, three hundred twenty-four thousand, four hundred ninety-seven".