50501100051 has 12 divisors (see below), whose sum is σ = 75647738712. Its totient is φ = 33667399872.

The previous prime is 50501100037. The next prime is 50501100071. The reversal of 50501100051 is 15000110505.

50501100051 is a `hidden beast` number, since 505 + 0 + 110 + 0 + 0 + 51 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-50501100051 is a prime.

It is a super-2 number, since 2×50501100051² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 50501099997 and 50501100033.

It is not an unprimeable number, because it can be changed into a prime (50501100071) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 103911486 + ... + 103911971.

It is an arithmetic number, because the mean of its divisors is an integer number (6303978226).

Almost surely, 2^50501100051 is an apocalyptic number.

50501100051 is a deficient number, since it is larger than the sum of its proper divisors (25146638661).

50501100051 is an equidigital number, since it uses as much as digits as its factorization.

50501100051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207823472 (or 207823460 counting only the distinct ones).

The product of its (nonzero) digits is 125, while the sum is 18.

Adding to 50501100051 its reverse (15000110505), we get a palindrome (65501210556).

The spelling of 50501100051 in words is "fifty billion, five hundred one million, one hundred thousand, fifty-one".