319400319397 has 8 divisors (see below), whose sum is σ = 320497344000. Its totient is φ = 318304447344.

The previous prime is 319400319391. The next prime is 319400319401. The reversal of 319400319397 is 793913004913.

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 319400319397 - 2³ = 319400319389 is a prime.

It is a super-2 number, since 2×319400319397² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 319400319397.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (319400319391) 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, 268908 + ... + 843274.

It is an arithmetic number, because the mean of its divisors is an integer number (40062168000).

Almost surely, 2^319400319397 is an apocalyptic number.

It is an amenable number.

319400319397 is a deficient number, since it is larger than the sum of its proper divisors (1097024603).

319400319397 is a wasteful number, since it uses less digits than its factorization.

319400319397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 576275.

The product of its (nonzero) digits is 551124, while the sum is 49.

The spelling of 319400319397 in words is "three hundred nineteen billion, four hundred million, three hundred nineteen thousand, three hundred ninety-seven".