162427785117 has 8 divisors (see below), whose sum is σ = 233229640224. Its totient is φ = 99955560048.

The previous prime is 162427785109. The next prime is 162427785137. The reversal of 162427785117 is 711587724261.

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

It is not a de Polignac number, because 162427785117 - 2³ = 162427785109 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 162427785117.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162427785137) 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, 2082407463 + ... + 2082407540.

It is an arithmetic number, because the mean of its divisors is an integer number (29153705028).

Almost surely, 2^162427785117 is an apocalyptic number.

It is an amenable number.

162427785117 is a deficient number, since it is larger than the sum of its proper divisors (70801855107).

162427785117 is a wasteful number, since it uses less digits than its factorization.

162427785117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4164815019.

The product of its digits is 1317120, while the sum is 51.

The spelling of 162427785117 in words is "one hundred sixty-two billion, four hundred twenty-seven million, seven hundred eighty-five thousand, one hundred seventeen".