319148343148 has 12 divisors (see below), whose sum is σ = 558615435840. Its totient is φ = 159543932912.

The previous prime is 319148343139. The next prime is 319148343181. The reversal of 319148343148 is 841343841913.

It is a super-2 number, since 2×319148343148² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7535911 + ... + 7578142.

It is an arithmetic number, because the mean of its divisors is an integer number (46551286320).

Almost surely, 2^319148343148 is an apocalyptic number.

It is an amenable number.

319148343148 is a deficient number, since it is larger than the sum of its proper divisors (239467092692).

319148343148 is a wasteful number, since it uses less digits than its factorization.

319148343148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15119336 (or 15119334 counting only the distinct ones).

The product of its digits is 995328, while the sum is 49.

The spelling of 319148343148 in words is "three hundred nineteen billion, one hundred forty-eight million, three hundred forty-three thousand, one hundred forty-eight".