16427324272 has 20 divisors (see below), whose sum is σ = 31844133720. Its totient is φ = 8209483328.

The previous prime is 16427324233. The next prime is 16427324279. The reversal of 16427324272 is 27242372461.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16427324279) 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, 228622 + ... + 291757.

It is an arithmetic number, because the mean of its divisors is an integer number (1592206686).

Almost surely, 2^16427324272 is an apocalyptic number.

It is an amenable number.

16427324272 is a deficient number, since it is larger than the sum of its proper divisors (15416809448).

16427324272 is a wasteful number, since it uses less digits than its factorization.

16427324272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 522360 (or 522354 counting only the distinct ones).

The product of its digits is 225792, while the sum is 40.

The spelling of 16427324272 in words is "sixteen billion, four hundred twenty-seven million, three hundred twenty-four thousand, two hundred seventy-two".