397244844336 has 40 divisors (see below), whose sum is σ = 1027320608880. Its totient is φ = 132272398336.

The previous prime is 397244844323. The next prime is 397244844341. The reversal of 397244844336 is 633448442793.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4409625 + ... + 4498808.

It is an arithmetic number, because the mean of its divisors is an integer number (25683015222).

Almost surely, 2^397244844336 is an apocalyptic number.

It is an amenable number.

397244844336 is an abundant number, since it is smaller than the sum of its proper divisors (630075764544).

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

397244844336 is a wasteful number, since it uses less digits than its factorization.

397244844336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8909373 (or 8909367 counting only the distinct ones).

The product of its digits is 41803776, while the sum is 57.

The spelling of 397244844336 in words is "three hundred ninety-seven billion, two hundred forty-four million, eight hundred forty-four thousand, three hundred thirty-six".