397283984009 has 8 divisors (see below), whose sum is σ = 433670089440. Its totient is φ = 360942775200.

The previous prime is 397283983979. The next prime is 397283984033. The reversal of 397283984009 is 900489382793.

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

It is a cyclic number.

It is not a de Polignac number, because 397283984009 - 2⁸ = 397283983753 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (397283984039) 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, 11205647 + ... + 11241044.

It is an arithmetic number, because the mean of its divisors is an integer number (54208761180).

Almost surely, 2^397283984009 is an apocalyptic number.

It is an amenable number.

397283984009 is a deficient number, since it is larger than the sum of its proper divisors (36386105431).

397283984009 is a wasteful number, since it uses less digits than its factorization.

397283984009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22448311.

The product of its (nonzero) digits is 23514624, while the sum is 62.

The spelling of 397283984009 in words is "three hundred ninety-seven billion, two hundred eighty-three million, nine hundred eighty-four thousand, nine".