50500050551 has 4 divisors (see below), whose sum is σ = 50500552272. Its totient is φ = 50499548832.

The previous prime is 50500050527. The next prime is 50500050563. The reversal of 50500050551 is 15505000505.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 50500050551 - 2¹⁰ = 50500049527 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 50500050551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50500050521) 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 3 ways as a sum of consecutive naturals, for example, 41810 + ... + 320543.

It is an arithmetic number, because the mean of its divisors is an integer number (12625138068).

Almost surely, 2^50500050551 is an apocalyptic number.

50500050551 is a deficient number, since it is larger than the sum of its proper divisors (501721).

50500050551 is a wasteful number, since it uses less digits than its factorization.

50500050551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 501720.

The product of its (nonzero) digits is 3125, while the sum is 26.

The spelling of 50500050551 in words is "fifty billion, five hundred million, fifty thousand, five hundred fifty-one".