162321051145 has 16 divisors (see below), whose sum is σ = 215053175232. Its totient is φ = 116629360960.

The previous prime is 162321051133. The next prime is 162321051173. The reversal of 162321051145 is 541150123261.

It is not a de Polignac number, because 162321051145 - 2²⁵ = 162287496713 is a prime.

It is a super-2 number, since 2×162321051145² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17774302 + ... + 17783431.

It is an arithmetic number, because the mean of its divisors is an integer number (13440823452).

Almost surely, 2^162321051145 is an apocalyptic number.

It is an amenable number.

162321051145 is a deficient number, since it is larger than the sum of its proper divisors (52732124087).

162321051145 is a wasteful number, since it uses less digits than its factorization.

162321051145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35557832.

The product of its (nonzero) digits is 7200, while the sum is 31.

The spelling of 162321051145 in words is "one hundred sixty-two billion, three hundred twenty-one million, fifty-one thousand, one hundred forty-five".