165210340232435 has 48 divisors (see below), whose sum is σ = 209378575761696. Its totient is φ = 125126717054976.

The previous prime is 165210340232387. The next prime is 165210340232467. The reversal of 165210340232435 is 534232043012561.

It is a de Polignac number, because none of the positive numbers 2^k-165210340232435 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 165210340232392 and 165210340232401.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 30164382917 + ... + 30164388393.

It is an arithmetic number, because the mean of its divisors is an integer number (4362053661702).

Almost surely, 2^{165210340232435} is an apocalyptic number.

165210340232435 is a deficient number, since it is larger than the sum of its proper divisors (44168235529261).

165210340232435 is a wasteful number, since it uses less digits than its factorization.

165210340232435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13860 (or 13841 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 41.

Adding to 165210340232435 its reverse (534232043012561), we get a palindrome (699442383244996).

The spelling of 165210340232435 in words is "one hundred sixty-five trillion, two hundred ten billion, three hundred forty million, two hundred thirty-two thousand, four hundred thirty-five".