50511115104 has 24 divisors (see below), whose sum is σ = 132591677400. Its totient is φ = 16837038336.

The previous prime is 50511115073. The next prime is 50511115121. The reversal of 50511115104 is 40151111505.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 263078629 + ... + 263078820.

It is an arithmetic number, because the mean of its divisors is an integer number (5524653225).

Almost surely, 2^50511115104 is an apocalyptic number.

It is an amenable number.

50511115104 is an abundant number, since it is smaller than the sum of its proper divisors (82080562296).

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

50511115104 is a wasteful number, since it uses less digits than its factorization.

50511115104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 526157462 (or 526157454 counting only the distinct ones).

The product of its (nonzero) digits is 500, while the sum is 24.

Adding to 50511115104 its reverse (40151111505), we get a palindrome (90662226609).

The spelling of 50511115104 in words is "fifty billion, five hundred eleven million, one hundred fifteen thousand, one hundred four".