165151105231035 has 32 divisors (see below), whose sum is σ = 329444282644992. Its totient is φ = 68634225550080.

The previous prime is 165151105231027. The next prime is 165151105231117. The reversal of 165151105231035 is 530132501151561.

It is not a de Polignac number, because 165151105231035 - 2³ = 165151105231027 is a prime.

It is a super-2 number, since 2×165151105231035² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 165151105230984 and 165151105231002.

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, 71493983794 + ... + 71493986103.

It is an arithmetic number, because the mean of its divisors is an integer number (10295133832656).

Almost surely, 2^{165151105231035} is an apocalyptic number.

165151105231035 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

165151105231035 is a deficient number, since it is larger than the sum of its proper divisors (164293177413957).

165151105231035 is a wasteful number, since it uses less digits than its factorization.

165151105231035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142987969923.

The product of its (nonzero) digits is 67500, while the sum is 39.

Adding to 165151105231035 its reverse (530132501151561), we get a palindrome (695283606382596).

The spelling of 165151105231035 in words is "one hundred sixty-five trillion, one hundred fifty-one billion, one hundred five million, two hundred thirty-one thousand, thirty-five".