50805631047 has 4 divisors (see below), whose sum is σ = 67740841400. Its totient is φ = 33870420696.

The previous prime is 50805631021. The next prime is 50805631049. The reversal of 50805631047 is 74013650805.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 50805631047 - 2¹⁵ = 50805598279 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 50805630996 and 50805631014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50805631049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8467605172 + ... + 8467605177.

It is an arithmetic number, because the mean of its divisors is an integer number (16935210350).

Almost surely, 2^50805631047 is an apocalyptic number.

50805631047 is a deficient number, since it is larger than the sum of its proper divisors (16935210353).

50805631047 is a wasteful number, since it uses less digits than its factorization.

50805631047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16935210352.

The product of its (nonzero) digits is 100800, while the sum is 39.

The spelling of 50805631047 in words is "fifty billion, eight hundred five million, six hundred thirty-one thousand, forty-seven".