143226662165165 has 8 divisors (see below), whose sum is σ = 171872145380760. Its totient is φ = 114581229210432.

The previous prime is 143226662165149. The next prime is 143226662165183. The reversal of 143226662165165 is 561561266622341.

It can be written as a sum of positive squares in 4 ways, for example, as 11814302593636 + 131412359571529 = 3437194^2 + 11463523^2 .

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 143226662165165 - 2⁴ = 143226662165149 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 143226662165165.

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, 5982434 + ... + 17951123.

It is an arithmetic number, because the mean of its divisors is an integer number (21484018172595).

Almost surely, 2^{143226662165165} is an apocalyptic number.

It is an amenable number.

143226662165165 is a deficient number, since it is larger than the sum of its proper divisors (28645483215595).

143226662165165 is a wasteful number, since it uses less digits than its factorization.

143226662165165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25130431.

The product of its digits is 18662400, while the sum is 56.

The spelling of 143226662165165 in words is "one hundred forty-three trillion, two hundred twenty-six billion, six hundred sixty-two million, one hundred sixty-five thousand, one hundred sixty-five".