165553465601333 has 8 divisors (see below), whose sum is σ = 174270169274400. Its totient is φ = 156837098266128.

The previous prime is 165553465601317. The next prime is 165553465601389. The reversal of 165553465601333 is 333106564355561.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 165553465601333 - 2⁴ = 165553465601317 is a prime.

It is a super-2 number, since 2×165553465601333² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165553465601033) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 83073791 + ... + 85043292.

It is an arithmetic number, because the mean of its divisors is an integer number (21783771159300).

Almost surely, 2^{165553465601333} is an apocalyptic number.

It is an amenable number.

165553465601333 is a deficient number, since it is larger than the sum of its proper divisors (8716703673067).

165553465601333 is a wasteful number, since it uses less digits than its factorization.

165553465601333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168168931.

The product of its (nonzero) digits is 43740000, while the sum is 56.

The spelling of 165553465601333 in words is "one hundred sixty-five trillion, five hundred fifty-three billion, four hundred sixty-five million, six hundred one thousand, three hundred thirty-three".