16272221313 has 8 divisors (see below), whose sum is σ = 22972547808. Its totient is φ = 10210021184.

The previous prime is 16272221257. The next prime is 16272221321. The reversal of 16272221313 is 31312227261.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16272221313 - 2¹⁶ = 16272155777 is a prime.

It is a super-3 number, since 3×16272221313³ (a number of 32 digits) contains 333 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (16272221333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 159531531 + ... + 159531632.

It is an arithmetic number, because the mean of its divisors is an integer number (2871568476).

Almost surely, 2^16272221313 is an apocalyptic number.

It is an amenable number.

16272221313 is a deficient number, since it is larger than the sum of its proper divisors (6700326495).

16272221313 is a wasteful number, since it uses less digits than its factorization.

16272221313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319063183.

The product of its digits is 6048, while the sum is 30.

Adding to 16272221313 its reverse (31312227261), we get a palindrome (47584448574).

The spelling of 16272221313 in words is "sixteen billion, two hundred seventy-two million, two hundred twenty-one thousand, three hundred thirteen".