165154313232235 has 32 divisors (see below), whose sum is σ = 211669125972480. Its totient is φ = 123406157833728.

The previous prime is 165154313232211. The next prime is 165154313232257. The reversal of 165154313232235 is 532232313451561.

It is not a de Polignac number, because 165154313232235 - 2²¹ = 165154311135083 is a prime.

It is a super-2 number, since 2×165154313232235² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13529907 + ... + 22657603.

It is an arithmetic number, because the mean of its divisors is an integer number (6614660186640).

Almost surely, 2^{165154313232235} is an apocalyptic number.

165154313232235 is a deficient number, since it is larger than the sum of its proper divisors (46514812740245).

165154313232235 is a wasteful number, since it uses less digits than its factorization.

165154313232235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9131427.

The product of its digits is 1944000, while the sum is 46.

Adding to 165154313232235 its reverse (532232313451561), we get a palindrome (697386626683796).

The spelling of 165154313232235 in words is "one hundred sixty-five trillion, one hundred fifty-four billion, three hundred thirteen million, two hundred thirty-two thousand, two hundred thirty-five".