165050425446105 has 64 divisors (see below), whose sum is σ = 273674848204800. Its totient is φ = 84851278479360.

The previous prime is 165050425446103. The next prime is 165050425446107. The reversal of 165050425446105 is 501644524050561.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (165050425446103) and next prime (165050425446107).

It is not a de Polignac number, because 165050425446105 - 2¹ = 165050425446103 is a prime.

It is not an unprimeable number, because it can be changed into a prime (165050425446103) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4279335261 + ... + 4279373829.

It is an arithmetic number, because the mean of its divisors is an integer number (4276169503200).

Almost surely, 2^{165050425446105} is an apocalyptic number.

165050425446105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

165050425446105 is a deficient number, since it is larger than the sum of its proper divisors (108624422758695).

165050425446105 is a wasteful number, since it uses less digits than its factorization.

165050425446105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74674.

The product of its (nonzero) digits is 2880000, while the sum is 48.

Adding to 165050425446105 its reverse (501644524050561), we get a palindrome (666694949496666).

The spelling of 165050425446105 in words is "one hundred sixty-five trillion, fifty billion, four hundred twenty-five million, four hundred forty-six thousand, one hundred five".