50111265072 has 40 divisors (see below), whose sum is σ = 141222657600. Its totient is φ = 15185231680.

The previous prime is 50111265059. The next prime is 50111265077. The reversal of 50111265072 is 27056211105.

It is a super-2 number, since 2×50111265072² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (50111265077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47453322 + ... + 47454377.

It is an arithmetic number, because the mean of its divisors is an integer number (3530566440).

Almost surely, 2^50111265072 is an apocalyptic number.

It is an amenable number.

50111265072 is an abundant number, since it is smaller than the sum of its proper divisors (91111392528).

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

50111265072 is a wasteful number, since it uses less digits than its factorization.

50111265072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94907721 (or 94907715 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 30.

Adding to 50111265072 its reverse (27056211105), we get a palindrome (77167476177).

The spelling of 50111265072 in words is "fifty billion, one hundred eleven million, two hundred sixty-five thousand, seventy-two".