162749553559 has 16 divisors (see below), whose sum is σ = 170219649600. Its totient is φ = 155407343616.

The previous prime is 162749553523. The next prime is 162749553583. The reversal of 162749553559 is 955355947261.

162749553559 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 162749553559 - 2¹⁹ = 162749029271 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 162749553497 and 162749553506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162749554559) 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, 2261577 + ... + 2332429.

It is an arithmetic number, because the mean of its divisors is an integer number (10638728100).

Almost surely, 2^162749553559 is an apocalyptic number.

162749553559 is a deficient number, since it is larger than the sum of its proper divisors (7470096041).

162749553559 is a wasteful number, since it uses less digits than its factorization.

162749553559 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71754.

The product of its digits is 51030000, while the sum is 61.

The spelling of 162749553559 in words is "one hundred sixty-two billion, seven hundred forty-nine million, five hundred fifty-three thousand, five hundred fifty-nine".