565164101618131 has 8 divisors (see below), whose sum is σ = 565914049333920. Its totient is φ = 564414318255168.

The previous prime is 565164101618113. The next prime is 565164101618201. The reversal of 565164101618131 is 131816101461565.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 565164101618131 - 2¹⁹ = 565164101093843 is a prime.

It is a super-2 number, since 2×565164101618131² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (565164101610131) 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 7 ways as a sum of consecutive naturals, for example, 34205431 + ... + 47961856.

It is an arithmetic number, because the mean of its divisors is an integer number (70739256166740).

Almost surely, 2^{565164101618131} is an apocalyptic number.

565164101618131 is a deficient number, since it is larger than the sum of its proper divisors (749947715789).

565164101618131 is an equidigital number, since it uses as much as digits as its factorization.

565164101618131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82176413.

The product of its (nonzero) digits is 518400, while the sum is 49.

The spelling of 565164101618131 in words is "five hundred sixty-five trillion, one hundred sixty-four billion, one hundred one million, six hundred eighteen thousand, one hundred thirty-one".