16272364631 has 4 divisors (see below), whose sum is σ = 16307663064. Its totient is φ = 16237066200.

The previous prime is 16272364567. The next prime is 16272364637. The reversal of 16272364631 is 13646327261.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 16272364631 - 2⁶ = 16272364567 is a prime.

It is a super-2 number, since 2×16272364631² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16272364637) 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, 17648525 + ... + 17649446.

It is an arithmetic number, because the mean of its divisors is an integer number (4076915766).

Almost surely, 2^16272364631 is an apocalyptic number.

16272364631 is a deficient number, since it is larger than the sum of its proper divisors (35298433).

16272364631 is an equidigital number, since it uses as much as digits as its factorization.

16272364631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35298432.

The product of its digits is 217728, while the sum is 41.

The spelling of 16272364631 in words is "sixteen billion, two hundred seventy-two million, three hundred sixty-four thousand, six hundred thirty-one".