523164143161 has 4 divisors (see below), whose sum is σ = 570724519824. Its totient is φ = 475603766500.

The previous prime is 523164143129. The next prime is 523164143167. The reversal of 523164143161 is 161341461325.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 523164143161 - 2⁵ = 523164143129 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 523164143161.

It is not an unprimeable number, because it can be changed into a prime (523164143167) 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, 23780188315 + ... + 23780188336.

It is an arithmetic number, because the mean of its divisors is an integer number (142681129956).

Almost surely, 2^523164143161 is an apocalyptic number.

It is an amenable number.

523164143161 is a deficient number, since it is larger than the sum of its proper divisors (47560376663).

523164143161 is a wasteful number, since it uses less digits than its factorization.

523164143161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47560376662.

The product of its digits is 51840, while the sum is 37.

The spelling of 523164143161 in words is "five hundred twenty-three billion, one hundred sixty-four million, one hundred forty-three thousand, one hundred sixty-one".