2160395170522 has 4 divisors (see below), whose sum is σ = 3240592755786. Its totient is φ = 1080197585260.

The previous prime is 2160395170517. The next prime is 2160395170529. The reversal of 2160395170522 is 2250715930612.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1948427931321 + 211967239201 = 1395861^2 + 460399^2 .

It is not an unprimeable number, because it can be changed into a prime (2160395170529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 540098792629 + ... + 540098792632.

Almost surely, 2^{2160395170522} is an apocalyptic number.

2160395170522 is a deficient number, since it is larger than the sum of its proper divisors (1080197585264).

2160395170522 is a wasteful number, since it uses less digits than its factorization.

2160395170522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1080197585263.

The product of its (nonzero) digits is 226800, while the sum is 43.

The spelling of 2160395170522 in words is "two trillion, one hundred sixty billion, three hundred ninety-five million, one hundred seventy thousand, five hundred twenty-two".