23632112165 has 8 divisors (see below), whose sum is σ = 30026683800. Its totient is φ = 17793590272.

The previous prime is 23632112113. The next prime is 23632112173. The reversal of 23632112165 is 56121123632.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 4897620289 + 18734491876 = 69983^2 + 136874^2 .

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 23632112165 - 2¹² = 23632108069 is a prime.

It is a super-4 number, since 4×23632112165⁴ (a number of 43 digits) contains 4444 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 139012340 + ... + 139012509.

It is an arithmetic number, because the mean of its divisors is an integer number (3753335475).

Almost surely, 2^23632112165 is an apocalyptic number.

It is an amenable number.

23632112165 is a deficient number, since it is larger than the sum of its proper divisors (6394571635).

23632112165 is a wasteful number, since it uses less digits than its factorization.

23632112165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278024871.

The product of its digits is 12960, while the sum is 32.

Adding to 23632112165 its reverse (56121123632), we get a palindrome (79753235797).

The spelling of 23632112165 in words is "twenty-three billion, six hundred thirty-two million, one hundred twelve thousand, one hundred sixty-five".