165455036267 has 8 divisors (see below), whose sum is σ = 173792106240. Its totient is φ = 157213247400.

The previous prime is 165455036209. The next prime is 165455036297. The reversal of 165455036267 is 762630554561.

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 165455036267 - 2¹⁰ = 165455035243 is a prime.

It is a super-2 number, since 2×165455036267² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (165455036207) 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, 23816717 + ... + 23823662.

It is an arithmetic number, because the mean of its divisors is an integer number (21724013280).

Almost surely, 2^165455036267 is an apocalyptic number.

165455036267 is a deficient number, since it is larger than the sum of its proper divisors (8337069973).

165455036267 is a wasteful number, since it uses less digits than its factorization.

165455036267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47640553.

The product of its (nonzero) digits is 4536000, while the sum is 50.

The spelling of 165455036267 in words is "one hundred sixty-five billion, four hundred fifty-five million, thirty-six thousand, two hundred sixty-seven".