16267447272866 has 16 divisors (see below), whose sum is σ = 25685526847200. Its totient is φ = 7705607783328.

The previous prime is 16267447272863. The next prime is 16267447272883. The reversal of 16267447272866 is 66827274476261.

It is a junction number, because it is equal to n+sod(n) for n = 16267447272796 and 16267447272805.

It is not an unprimeable number, because it can be changed into a prime (16267447272863) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16799390 + ... + 17741318.

It is an arithmetic number, because the mean of its divisors is an integer number (1605345427950).

Almost surely, 2^{16267447272866} is an apocalyptic number.

16267447272866 is a deficient number, since it is larger than the sum of its proper divisors (9418079574334).

16267447272866 is a wasteful number, since it uses less digits than its factorization.

16267447272866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1396433.

The product of its digits is 455196672, while the sum is 68.

The spelling of 16267447272866 in words is "sixteen trillion, two hundred sixty-seven billion, four hundred forty-seven million, two hundred seventy-two thousand, eight hundred sixty-six".