16245613256 has 16 divisors (see below), whose sum is σ = 30762115740. Its totient is φ = 8042382400.

The previous prime is 16245613201. The next prime is 16245613259. The reversal of 16245613256 is 65231654261.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 11123920900 + 5121692356 = 105470^2 + 71566^2 .

It is not an unprimeable number, because it can be changed into a prime (16245613259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10052171 + ... + 10053786.

Almost surely, 2^16245613256 is an apocalyptic number.

It is an amenable number.

16245613256 is a deficient number, since it is larger than the sum of its proper divisors (14516502484).

16245613256 is a wasteful number, since it uses less digits than its factorization.

16245613256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20106064 (or 20106060 counting only the distinct ones).

The product of its digits is 259200, while the sum is 41.

The spelling of 16245613256 in words is "sixteen billion, two hundred forty-five million, six hundred thirteen thousand, two hundred fifty-six".