50921310805 has 8 divisors (see below), whose sum is σ = 63762337152. Its totient is φ = 38965872528.

The previous prime is 50921310787. The next prime is 50921310823. The reversal of 50921310805 is 50801312905.

It is an interprime number because it is at equal distance from previous prime (50921310787) and next prime (50921310823).

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 50921310805 - 2²³ = 50912922197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 221396889 + ... + 221397118.

It is an arithmetic number, because the mean of its divisors is an integer number (7970292144).

Almost surely, 2^50921310805 is an apocalyptic number.

It is an amenable number.

50921310805 is a deficient number, since it is larger than the sum of its proper divisors (12841026347).

50921310805 is a wasteful number, since it uses less digits than its factorization.

50921310805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 442794035.

The product of its (nonzero) digits is 10800, while the sum is 34.

The spelling of 50921310805 in words is "fifty billion, nine hundred twenty-one million, three hundred ten thousand, eight hundred five".