50518853852 has 24 divisors (see below), whose sum is σ = 89875726752. Its totient is φ = 24840244800.

The previous prime is 50518853831. The next prime is 50518853867. The reversal of 50518853852 is 25835881505.

It is a self number, because there is not a number n which added to its sum of digits gives 50518853852.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1353602 + ... + 1390422.

It is an arithmetic number, because the mean of its divisors is an integer number (3744821948).

Almost surely, 2^50518853852 is an apocalyptic number.

It is an amenable number.

50518853852 is a deficient number, since it is larger than the sum of its proper divisors (39356872900).

50518853852 is a wasteful number, since it uses less digits than its factorization.

50518853852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42509 (or 42507 counting only the distinct ones).

The product of its (nonzero) digits is 1920000, while the sum is 50.

The spelling of 50518853852 in words is "fifty billion, five hundred eighteen million, eight hundred fifty-three thousand, eight hundred fifty-two".