51705092199 has 8 divisors (see below), whose sum is σ = 69301066752. Its totient is φ = 34289589560.

The previous prime is 51705092149. The next prime is 51705092213. The reversal of 51705092199 is 99129050715.

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

It is a cyclic number.

It is not a de Polignac number, because 51705092199 - 2⁹ = 51705091687 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51705092149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45117309 + ... + 45118454.

It is an arithmetic number, because the mean of its divisors is an integer number (8662633344).

Almost surely, 2^51705092199 is an apocalyptic number.

51705092199 is a deficient number, since it is larger than the sum of its proper divisors (17595974553).

51705092199 is a wasteful number, since it uses less digits than its factorization.

51705092199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90235957.

The product of its (nonzero) digits is 255150, while the sum is 48.

The spelling of 51705092199 in words is "fifty-one billion, seven hundred five million, ninety-two thousand, one hundred ninety-nine".