165375800041 has 8 divisors (see below), whose sum is σ = 167882567040. Its totient is φ = 162870164688.

The previous prime is 165375800033. The next prime is 165375800069. The reversal of 165375800041 is 140008573561.

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 165375800041 - 2³ = 165375800033 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 165375799967 and 165375800003.

It is not an unprimeable number, because it can be changed into a prime (165375800081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13920 + ... + 575278.

It is an arithmetic number, because the mean of its divisors is an integer number (20985320880).

Almost surely, 2^165375800041 is an apocalyptic number.

It is an amenable number.

165375800041 is a deficient number, since it is larger than the sum of its proper divisors (2506766999).

165375800041 is an equidigital number, since it uses as much as digits as its factorization.

165375800041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 565823.

The product of its (nonzero) digits is 100800, while the sum is 40.

The spelling of 165375800041 in words is "one hundred sixty-five billion, three hundred seventy-five million, eight hundred thousand, forty-one".