50847540820 has 48 divisors (see below), whose sum is σ = 109715009040. Its totient is φ = 19780429824.

The previous prime is 50847540817. The next prime is 50847540847. The reversal of 50847540820 is 2804574805.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 7217521936 + 43630018884 = 84956^2 + 208878^2 .

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1774366 + ... + 1802794.

It is an arithmetic number, because the mean of its divisors is an integer number (2285729355).

Almost surely, 2^50847540820 is an apocalyptic number.

It is an amenable number.

50847540820 is an abundant number, since it is smaller than the sum of its proper divisors (58867468220).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

50847540820 is a wasteful number, since it uses less digits than its factorization.

50847540820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30892 (or 30890 counting only the distinct ones).

The product of its (nonzero) digits is 358400, while the sum is 43.

The spelling of 50847540820 in words is "fifty billion, eight hundred forty-seven million, five hundred forty thousand, eight hundred twenty".