36158846552173 has 4 divisors (see below), whose sum is σ = 36158861221308. Its totient is φ = 36158831883040.

The previous prime is 36158846552131. The next prime is 36158846552207. The reversal of 36158846552173 is 37125564885163.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7630290240804 + 28528556311369 = 2762298^2 + 5341213^2 .

It is a cyclic number.

It is not a de Polignac number, because 36158846552173 - 2⁹ = 36158846551661 is a prime.

It is a super-2 number, since 2×36158846552173² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36858846552173) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2632186 + ... + 8902027.

It is an arithmetic number, because the mean of its divisors is an integer number (9039715305327).

Almost surely, 2^{36158846552173} is an apocalyptic number.

It is an amenable number.

36158846552173 is a deficient number, since it is larger than the sum of its proper divisors (14669135).

36158846552173 is a wasteful number, since it uses less digits than its factorization.

36158846552173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14669134.

The product of its digits is 145152000, while the sum is 64.

The spelling of 36158846552173 in words is "thirty-six trillion, one hundred fifty-eight billion, eight hundred forty-six million, five hundred fifty-two thousand, one hundred seventy-three".