160121150065 has 4 divisors (see below), whose sum is σ = 192145380084. Its totient is φ = 128096920048.

The previous prime is 160121150041. The next prime is 160121150099. The reversal of 160121150065 is 560051121061.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 560051121061 = 163517 ⋅3425033.

It can be written as a sum of positive squares in 2 ways, for example, as 29441069056 + 130680081009 = 171584^2 + 361497^2 .

It is a cyclic number.

It is not a de Polignac number, because 160121150065 - 2²⁷ = 159986932337 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16012115002 + ... + 16012115011.

It is an arithmetic number, because the mean of its divisors is an integer number (48036345021).

Almost surely, 2^160121150065 is an apocalyptic number.

It is an amenable number.

160121150065 is a deficient number, since it is larger than the sum of its proper divisors (32024230019).

160121150065 is an equidigital number, since it uses as much as digits as its factorization.

160121150065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32024230018.

The product of its (nonzero) digits is 1800, while the sum is 28.

The spelling of 160121150065 in words is "one hundred sixty billion, one hundred twenty-one million, one hundred fifty thousand, sixty-five".