165235351374051 has 8 divisors (see below), whose sum is σ = 251787202093824. Its totient is φ = 94420200785160.

The previous prime is 165235351374001. The next prime is 165235351374103. The reversal of 165235351374051 is 150473153532561.

165235351374051 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a de Polignac number, because none of the positive numbers 2^k-165235351374051 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 165235351373985 and 165235351374003.

It is not an unprimeable number, because it can be changed into a prime (165235351374001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3934175032695 + ... + 3934175032736.

It is an arithmetic number, because the mean of its divisors is an integer number (31473400261728).

Almost surely, 2^{165235351374051} is an apocalyptic number.

165235351374051 is a deficient number, since it is larger than the sum of its proper divisors (86551850719773).

165235351374051 is an equidigital number, since it uses as much as digits as its factorization.

165235351374051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7868350065441.

The product of its (nonzero) digits is 5670000, while the sum is 51.

The spelling of 165235351374051 in words is "one hundred sixty-five trillion, two hundred thirty-five billion, three hundred fifty-one million, three hundred seventy-four thousand, fifty-one".