162406717089 has 4 divisors (see below), whose sum is σ = 216542289456. Its totient is φ = 108271144724.

The previous prime is 162406717087. The next prime is 162406717097. The reversal of 162406717089 is 980717604261.

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 162406717089 - 2¹ = 162406717087 is a prime.

It is not an unprimeable number, because it can be changed into a prime (162406717087) 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 3 ways as a sum of consecutive naturals, for example, 27067786179 + ... + 27067786184.

It is an arithmetic number, because the mean of its divisors is an integer number (54135572364).

Almost surely, 2^162406717089 is an apocalyptic number.

It is an amenable number.

162406717089 is a deficient number, since it is larger than the sum of its proper divisors (54135572367).

162406717089 is an equidigital number, since it uses as much as digits as its factorization.

162406717089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54135572366.

The product of its (nonzero) digits is 1016064, while the sum is 51.

The spelling of 162406717089 in words is "one hundred sixty-two billion, four hundred six million, seven hundred seventeen thousand, eighty-nine".