162427070917 has 2 divisors, whose sum is σ = 162427070918. Its totient is φ = 162427070916.

The previous prime is 162427070899. The next prime is 162427070959. The reversal of 162427070917 is 719070724261.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 88928607681 + 73498463236 = 298209^2 + 271106^2 .

It is a cyclic number.

It is not a de Polignac number, because 162427070917 - 2¹⁵ = 162427038149 is a prime.

It is a super-2 number, since 2×162427070917² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (162427070987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81213535458 + 81213535459.

It is an arithmetic number, because the mean of its divisors is an integer number (81213535459).

Almost surely, 2^162427070917 is an apocalyptic number.

It is an amenable number.

162427070917 is a deficient number, since it is larger than the sum of its proper divisors (1).

162427070917 is an equidigital number, since it uses as much as digits as its factorization.

162427070917 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 296352, while the sum is 46.

The spelling of 162427070917 in words is "one hundred sixty-two billion, four hundred twenty-seven million, seventy thousand, nine hundred seventeen".