816536224154 has 32 divisors (see below), whose sum is σ = 1403242682880. Its totient is φ = 349078004352.

The previous prime is 816536224111. The next prime is 816536224159. The reversal of 816536224154 is 451422635618.

It is a junction number, because it is equal to n+sod(n) for n = 816536224099 and 816536224108.

It is not an unprimeable number, because it can be changed into a prime (816536224159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22467902 + ... + 22504214.

It is an arithmetic number, because the mean of its divisors is an integer number (43851333840).

Almost surely, 2^816536224154 is an apocalyptic number.

816536224154 is a deficient number, since it is larger than the sum of its proper divisors (586706458726).

816536224154 is a wasteful number, since it uses less digits than its factorization.

816536224154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40254.

The product of its digits is 1382400, while the sum is 47.

The spelling of 816536224154 in words is "eight hundred sixteen billion, five hundred thirty-six million, two hundred twenty-four thousand, one hundred fifty-four".