5125818171322 has 4 divisors (see below), whose sum is σ = 7688727256986. Its totient is φ = 2562909085660.

The previous prime is 5125818171233. The next prime is 5125818171389. The reversal of 5125818171322 is 2231718185215.

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., 5091381575281 + 34436596041 = 2256409^2 + 185571^2 .

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 as a sum of consecutive naturals, namely, 1281454542829 + ... + 1281454542832.

Almost surely, 2^{5125818171322} is an apocalyptic number.

5125818171322 is a deficient number, since it is larger than the sum of its proper divisors (2562909085664).

5125818171322 is a wasteful number, since it uses less digits than its factorization.

5125818171322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2562909085663.

The product of its digits is 268800, while the sum is 46.

The spelling of 5125818171322 in words is "five trillion, one hundred twenty-five billion, eight hundred eighteen million, one hundred seventy-one thousand, three hundred twenty-two".