50005511051 has 8 divisors (see below), whose sum is σ = 51414191808. Its totient is φ = 48605832000.

The previous prime is 50005511029. The next prime is 50005511161. The reversal of 50005511051 is 15011550005.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 50005511051 - 2²² = 50001316747 is a prime.

It is a super-2 number, since 2×50005511051² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50005511011) 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, 2239160 + ... + 2261381.

It is an arithmetic number, because the mean of its divisors is an integer number (6426773976).

Almost surely, 2^50005511051 is an apocalyptic number.

50005511051 is a deficient number, since it is larger than the sum of its proper divisors (1408680757).

50005511051 is a wasteful number, since it uses less digits than its factorization.

50005511051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4500853.

The product of its (nonzero) digits is 625, while the sum is 23.

The spelling of 50005511051 in words is "fifty billion, five million, five hundred eleven thousand, fifty-one".