319730405228 has 12 divisors (see below), whose sum is σ = 602568840720. Its totient is φ = 147567879312.

The previous prime is 319730405227. The next prime is 319730405279. The reversal of 319730405228 is 822504037913.

It is a happy number.

It is a super-2 number, since 2×319730405228² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (319730405227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3074330768 + ... + 3074330871.

It is an arithmetic number, because the mean of its divisors is an integer number (50214070060).

Almost surely, 2^319730405228 is an apocalyptic number.

It is an amenable number.

319730405228 is a deficient number, since it is larger than the sum of its proper divisors (282838435492).

319730405228 is a wasteful number, since it uses less digits than its factorization.

319730405228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6148661656 (or 6148661654 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 44.

The spelling of 319730405228 in words is "three hundred nineteen billion, seven hundred thirty million, four hundred five thousand, two hundred twenty-eight".