19472831324 has 12 divisors (see below), whose sum is σ = 34144408200. Its totient is φ = 9717286128.

The previous prime is 19472831311. The next prime is 19472831327. The reversal of 19472831324 is 42313827491.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19472831327) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 4780094 + ... + 4784165.

It is an arithmetic number, because the mean of its divisors is an integer number (2845367350).

Almost surely, 2^19472831324 is an apocalyptic number.

It is an amenable number.

19472831324 is a deficient number, since it is larger than the sum of its proper divisors (14671576876).

19472831324 is a wasteful number, since it uses less digits than its factorization.

19472831324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9564772 (or 9564770 counting only the distinct ones).

The product of its digits is 290304, while the sum is 44.

The spelling of 19472831324 in words is "nineteen billion, four hundred seventy-two million, eight hundred thirty-one thousand, three hundred twenty-four".