162531624116221 has 8 divisors (see below), whose sum is σ = 165392713260320. Its totient is φ = 159683336266608.

The previous prime is 162531624116161. The next prime is 162531624116249. The reversal of 162531624116221 is 122611426135261.

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 162531624116221 - 2¹¹ = 162531624114173 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162531624116621) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3200298006 + ... + 3200348791.

It is an arithmetic number, because the mean of its divisors is an integer number (20674089157540).

Almost surely, 2^{162531624116221} is an apocalyptic number.

It is an amenable number.

162531624116221 is a deficient number, since it is larger than the sum of its proper divisors (2861089144099).

162531624116221 is an equidigital number, since it uses as much as digits as its factorization.

162531624116221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6400647243.

The product of its digits is 207360, while the sum is 43.

The spelling of 162531624116221 in words is "one hundred sixty-two trillion, five hundred thirty-one billion, six hundred twenty-four million, one hundred sixteen thousand, two hundred twenty-one".