16672704311505 has 16 divisors (see below), whose sum is σ = 29101447525824. Its totient is φ = 8083735423680.

The previous prime is 16672704311489. The next prime is 16672704311507. The reversal of 16672704311505 is 50511340727661.

It is not a de Polignac number, because 16672704311505 - 2⁴ = 16672704311489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16672704311507) 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 15 ways as a sum of consecutive naturals, for example, 50523346234 + ... + 50523346563.

It is an arithmetic number, because the mean of its divisors is an integer number (1818840470364).

Almost surely, 2^{16672704311505} is an apocalyptic number.

16672704311505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16672704311505 is a deficient number, since it is larger than the sum of its proper divisors (12428743214319).

16672704311505 is a wasteful number, since it uses less digits than its factorization.

16672704311505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101046692816.

The product of its (nonzero) digits is 1058400, while the sum is 48.

The spelling of 16672704311505 in words is "sixteen trillion, six hundred seventy-two billion, seven hundred four million, three hundred eleven thousand, five hundred five".