165553036 has 24 divisors (see below), whose sum is σ = 316990800. Its totient is φ = 75028800.

The previous prime is 165553013. The next prime is 165553049. The reversal of 165553036 is 630355561.

165553036 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 165552992 and 165553010.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9966 + ... + 20746.

It is an arithmetic number, because the mean of its divisors is an integer number (13207950).

Almost surely, 2^165553036 is an apocalyptic number.

It is an amenable number.

165553036 is a deficient number, since it is larger than the sum of its proper divisors (151437764).

165553036 is a wasteful number, since it uses less digits than its factorization.

165553036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11145 (or 11143 counting only the distinct ones).

The product of its (nonzero) digits is 40500, while the sum is 34.

The square root of 165553036 is about 12866.7414678309. The cubic root of 165553036 is about 549.0927588474.

It can be divided in two parts, 16555 and 3036, that added together give a palindrome (19591).

The spelling of 165553036 in words is "one hundred sixty-five million, five hundred fifty-three thousand, thirty-six".