51510275167 has 8 divisors (see below), whose sum is σ = 55508345424. Its totient is φ = 47517310848.

The previous prime is 51510275129. The next prime is 51510275189. The reversal of 51510275167 is 76157201515.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-51510275167 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 (51510215167) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1255513 + ... + 1295890.

It is an arithmetic number, because the mean of its divisors is an integer number (6938543178).

Almost surely, 2^51510275167 is an apocalyptic number.

51510275167 is a deficient number, since it is larger than the sum of its proper divisors (3998070257).

51510275167 is a wasteful number, since it uses less digits than its factorization.

51510275167 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2552969.

The product of its (nonzero) digits is 73500, while the sum is 40.

The spelling of 51510275167 in words is "fifty-one billion, five hundred ten million, two hundred seventy-five thousand, one hundred sixty-seven".