51471267173 has 16 divisors (see below), whose sum is σ = 53100579840. Its totient is φ = 49854833856.

The previous prime is 51471267151. The next prime is 51471267179. The reversal of 51471267173 is 37176217415.

It is a cyclic number.

It is not a de Polignac number, because 51471267173 - 2¹⁰ = 51471266149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51471267179) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22946390 + ... + 22948632.

It is an arithmetic number, because the mean of its divisors is an integer number (3318786240).

Almost surely, 2^51471267173 is an apocalyptic number.

It is an amenable number.

51471267173 is a deficient number, since it is larger than the sum of its proper divisors (1629312667).

51471267173 is a wasteful number, since it uses less digits than its factorization.

51471267173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4796.

The product of its digits is 246960, while the sum is 44.

The spelling of 51471267173 in words is "fifty-one billion, four hundred seventy-one million, two hundred sixty-seven thousand, one hundred seventy-three".