51650224247117 has 4 divisors (see below), whose sum is σ = 52272516105600. Its totient is φ = 51027932388636.

The previous prime is 51650224247047. The next prime is 51650224247143. The reversal of 51650224247117 is 71174242205615.

51650224247117 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 51650224247117 - 2²² = 51650220052813 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 (51650224247177) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 311145929117 + ... + 311145929282.

It is an arithmetic number, because the mean of its divisors is an integer number (13068129026400).

Almost surely, 2^{51650224247117} is an apocalyptic number.

It is an amenable number.

51650224247117 is a deficient number, since it is larger than the sum of its proper divisors (622291858483).

51650224247117 is an equidigital number, since it uses as much as digits as its factorization.

51650224247117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 622291858482.

The product of its (nonzero) digits is 940800, while the sum is 47.

The spelling of 51650224247117 in words is "fifty-one trillion, six hundred fifty billion, two hundred twenty-four million, two hundred forty-seven thousand, one hundred seventeen".