163436055 has 16 divisors (see below), whose sum is σ = 262356864. Its totient is φ = 86879520.

The previous prime is 163436051. The next prime is 163436057. The reversal of 163436055 is 550634361.

It is not a de Polignac number, because 163436055 - 2² = 163436051 is a prime.

It is a super-2 number, since 2×163436055² = 53422688147926050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163436051) 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 15 ways as a sum of consecutive naturals, for example, 13141 + ... + 22350.

It is an arithmetic number, because the mean of its divisors is an integer number (16397304).

Almost surely, 2^163436055 is an apocalyptic number.

163436055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

163436055 is a deficient number, since it is larger than the sum of its proper divisors (98920809).

163436055 is a wasteful number, since it uses less digits than its factorization.

163436055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35806.

The product of its (nonzero) digits is 32400, while the sum is 33.

The square root of 163436055 is about 12784.2111606466. The cubic root of 163436055 is about 546.7422347861.

The spelling of 163436055 in words is "one hundred sixty-three million, four hundred thirty-six thousand, fifty-five".