16451366573156 has 12 divisors (see below), whose sum is σ = 29074939934460. Its totient is φ = 8144240877600.

The previous prime is 16451366573123. The next prime is 16451366573203. The reversal of 16451366573156 is 65137566315461.

It can be written as a sum of positive squares in 2 ways, for example, as 12977862150400 + 3473504422756 = 3602480^2 + 1863734^2 .

It is a junction number, because it is equal to n+sod(n) for n = 16451366573095 and 16451366573104.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 20360601791 + ... + 20360602598.

It is an arithmetic number, because the mean of its divisors is an integer number (2422911661205).

Almost surely, 2^{16451366573156} is an apocalyptic number.

It is an amenable number.

16451366573156 is a deficient number, since it is larger than the sum of its proper divisors (12623573361304).

16451366573156 is a wasteful number, since it uses less digits than its factorization.

16451366573156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40721204494 (or 40721204492 counting only the distinct ones).

The product of its digits is 40824000, while the sum is 59.

The spelling of 16451366573156 in words is "sixteen trillion, four hundred fifty-one billion, three hundred sixty-six million, five hundred seventy-three thousand, one hundred fifty-six".