395135173522 has 16 divisors (see below), whose sum is σ = 596293788672. Its totient is φ = 196372271680.

The previous prime is 395135173457. The next prime is 395135173603. The reversal of 395135173522 is 225371531593.

It is a super-4 number, since 4×395135173522⁴ (a number of 47 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44298 + ... + 890074.

It is an arithmetic number, because the mean of its divisors is an integer number (37268361792).

Almost surely, 2^395135173522 is an apocalyptic number.

395135173522 is a deficient number, since it is larger than the sum of its proper divisors (201158615150).

395135173522 is a wasteful number, since it uses less digits than its factorization.

395135173522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 847193.

The product of its digits is 850500, while the sum is 46.

The spelling of 395135173522 in words is "three hundred ninety-five billion, one hundred thirty-five million, one hundred seventy-three thousand, five hundred twenty-two".