165326534654055 has 48 divisors (see below), whose sum is σ = 265742754201600. Its totient is φ = 87769216152000.

The previous prime is 165326534654011. The next prime is 165326534654101. The reversal of 165326534654055 is 550456435623561.

It is not a de Polignac number, because 165326534654055 - 2⁹ = 165326534653543 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 165326534654055.

It is a congruent number.

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, 1571507346 + ... + 1571612544.

It is an arithmetic number, because the mean of its divisors is an integer number (5536307379200).

Almost surely, 2^{165326534654055} is an apocalyptic number.

165326534654055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

165326534654055 is a deficient number, since it is larger than the sum of its proper divisors (100416219547545).

165326534654055 is a wasteful number, since it uses less digits than its factorization.

165326534654055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107372 (or 107121 counting only the distinct ones).

The product of its (nonzero) digits is 194400000, while the sum is 60.

The spelling of 165326534654055 in words is "one hundred sixty-five trillion, three hundred twenty-six billion, five hundred thirty-four million, six hundred fifty-four thousand, fifty-five".