162155501017 has 4 divisors (see below), whose sum is σ = 162157590196. Its totient is φ = 162153411840.

The previous prime is 162155500987. The next prime is 162155501047. The reversal of 162155501017 is 710105551261.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 710105551261 = 5519 ⋅128665619.

It is an interprime number because it is at equal distance from previous prime (162155500987) and next prime (162155501047).

It can be written as a sum of positive squares in 2 ways, for example, as 133474046281 + 28681454736 = 365341^2 + 169356^2 .

It is a cyclic number.

It is not a de Polignac number, because 162155501017 - 2⁷ = 162155500889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (162155501047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 923484 + ... + 1084957.

It is an arithmetic number, because the mean of its divisors is an integer number (40539397549).

Almost surely, 2^162155501017 is an apocalyptic number.

It is an amenable number.

162155501017 is a deficient number, since it is larger than the sum of its proper divisors (2089179).

162155501017 is an equidigital number, since it uses as much as digits as its factorization.

162155501017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2089178.

The product of its (nonzero) digits is 10500, while the sum is 34.

The spelling of 162155501017 in words is "one hundred sixty-two billion, one hundred fifty-five million, five hundred one thousand, seventeen".