319474422972 has 48 divisors (see below), whose sum is σ = 876988617120. Its totient is φ = 100227269376.

The previous prime is 319474422961. The next prime is 319474422991. The reversal of 319474422972 is 279224474913.

319474422972 is a `hidden beast` number, since 3 + 194 + 7 + 442 + 2 + 9 + 7 + 2 = 666.

It is a super-2 number, since 2×319474422972² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87001003 + ... + 87004674.

It is an arithmetic number, because the mean of its divisors is an integer number (18270596190).

Almost surely, 2^319474422972 is an apocalyptic number.

It is an amenable number.

319474422972 is an abundant number, since it is smaller than the sum of its proper divisors (557514194148).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

319474422972 is a wasteful number, since it uses less digits than its factorization.

319474422972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174005707 (or 174005699 counting only the distinct ones).

The product of its digits is 6096384, while the sum is 54.

The spelling of 319474422972 in words is "three hundred nineteen billion, four hundred seventy-four million, four hundred twenty-two thousand, nine hundred seventy-two".