50111055500551 has 4 divisors (see below), whose sum is σ = 50362869850000. Its totient is φ = 49859241151104.

The previous prime is 50111055500399. The next prime is 50111055500557. The reversal of 50111055500551 is 15500555011105.

50111055500551 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 50111055500551 - 2⁹ = 50111055500039 is a prime.

It is a super-2 number, since 2×50111055500551² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50111055500557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 125907174426 + ... + 125907174823.

It is an arithmetic number, because the mean of its divisors is an integer number (12590717462500).

Almost surely, 2^{50111055500551} is an apocalyptic number.

50111055500551 is a deficient number, since it is larger than the sum of its proper divisors (251814349449).

50111055500551 is a wasteful number, since it uses less digits than its factorization.

50111055500551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251814349448.

The product of its (nonzero) digits is 15625, while the sum is 34.

The spelling of 50111055500551 in words is "fifty trillion, one hundred eleven billion, fifty-five million, five hundred thousand, five hundred fifty-one".