165465478102911 has 16 divisors (see below), whose sum is σ = 252558802752000. Its totient is φ = 94393852514208.

The previous prime is 165465478102907. The next prime is 165465478102913. The reversal of 165465478102911 is 119201874564561.

It is a happy number.

It is not a de Polignac number, because 165465478102911 - 2² = 165465478102907 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165465478102913) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6577039576 + ... + 6577064733.

It is an arithmetic number, because the mean of its divisors is an integer number (15784925172000).

Almost surely, 2^{165465478102911} is an apocalyptic number.

165465478102911 is a deficient number, since it is larger than the sum of its proper divisors (87093324649089).

165465478102911 is a wasteful number, since it uses less digits than its factorization.

165465478102911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13154104918.

The product of its (nonzero) digits is 14515200, while the sum is 60.

The spelling of 165465478102911 in words is "one hundred sixty-five trillion, four hundred sixty-five billion, four hundred seventy-eight million, one hundred two thousand, nine hundred eleven".