397853441219 has 8 divisors (see below), whose sum is σ = 451007949840. Its totient is φ = 347920418016.

The previous prime is 397853441203. The next prime is 397853441281. The reversal of 397853441219 is 912144358793.

It is a happy number.

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 397853441219 - 2⁴ = 397853441203 is a prime.

It is a super-2 number, since 2×397853441219² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (397853441299) 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, 805371092 + ... + 805371585.

It is an arithmetic number, because the mean of its divisors is an integer number (56375993730).

Almost surely, 2^397853441219 is an apocalyptic number.

397853441219 is a deficient number, since it is larger than the sum of its proper divisors (53154508621).

397853441219 is a wasteful number, since it uses less digits than its factorization.

397853441219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1610742709.

The product of its digits is 6531840, while the sum is 56.

The spelling of 397853441219 in words is "three hundred ninety-seven billion, eight hundred fifty-three million, four hundred forty-one thousand, two hundred nineteen".