5172944675494 has 4 divisors (see below), whose sum is σ = 7759417013244. Its totient is φ = 2586472337746.

The previous prime is 5172944675467. The next prime is 5172944675533. The reversal of 5172944675494 is 4945764492715.

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

It is a Smith number, since the sum of its digits (67) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1293236168872 + ... + 1293236168875.

It is an arithmetic number, because the mean of its divisors is an integer number (1939854253311).

Almost surely, 2^{5172944675494} is an apocalyptic number.

5172944675494 is a deficient number, since it is larger than the sum of its proper divisors (2586472337750).

5172944675494 is a wasteful number, since it uses less digits than its factorization.

5172944675494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2586472337749.

The product of its digits is 304819200, while the sum is 67.

The spelling of 5172944675494 in words is "five trillion, one hundred seventy-two billion, nine hundred forty-four million, six hundred seventy-five thousand, four hundred ninety-four".