168535200055 has 16 divisors (see below), whose sum is σ = 206076939264. Its totient is φ = 132272158720.

The previous prime is 168535200017. The next prime is 168535200061. The reversal of 168535200055 is 550002535861.

It is not a de Polignac number, because 168535200055 - 2²⁷ = 168400982327 is a prime.

It is a super-2 number, since 2×168535200055² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 168535199990 and 168535200017.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3862410 + ... + 3905800.

It is an arithmetic number, because the mean of its divisors is an integer number (12879808704).

Almost surely, 2^168535200055 is an apocalyptic number.

168535200055 is a deficient number, since it is larger than the sum of its proper divisors (37541739209).

168535200055 is a wasteful number, since it uses less digits than its factorization.

168535200055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58106.

The product of its (nonzero) digits is 180000, while the sum is 40.

The spelling of 168535200055 in words is "one hundred sixty-eight billion, five hundred thirty-five million, two hundred thousand, fifty-five".