50559683820 has 48 divisors (see below), whose sum is σ = 145019978208. Its totient is φ = 13153738240.

The previous prime is 50559683809. The next prime is 50559683821. The reversal of 50559683820 is 2838695505.

It is not an unprimeable number, because it can be changed into a prime (50559683821) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10273899 + ... + 10278818.

It is an arithmetic number, because the mean of its divisors is an integer number (3021249546).

Almost surely, 2^50559683820 is an apocalyptic number.

It is an amenable number.

50559683820 is an abundant number, since it is smaller than the sum of its proper divisors (94460294388).

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

50559683820 is a wasteful number, since it uses less digits than its factorization.

50559683820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20552770 (or 20552768 counting only the distinct ones).

The product of its (nonzero) digits is 2592000, while the sum is 51.

The spelling of 50559683820 in words is "fifty billion, five hundred fifty-nine million, six hundred eighty-three thousand, eight hundred twenty".