384857591197 has 8 divisors (see below), whose sum is σ = 395088587712. Its totient is φ = 374666796000.

The previous prime is 384857591159. The next prime is 384857591207. The reversal of 384857591197 is 791195758483.

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 384857591197 - 2²⁷ = 384723373469 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (384857591147) 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, 10030929 + ... + 10069222.

It is an arithmetic number, because the mean of its divisors is an integer number (49386073464).

Almost surely, 2^384857591197 is an apocalyptic number.

It is an amenable number.

384857591197 is a deficient number, since it is larger than the sum of its proper divisors (10230996515).

384857591197 is a wasteful number, since it uses less digits than its factorization.

384857591197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20100659.

The product of its digits is 76204800, while the sum is 67.

The spelling of 384857591197 in words is "three hundred eighty-four billion, eight hundred fifty-seven million, five hundred ninety-one thousand, one hundred ninety-seven".