50205214551 has 8 divisors (see below), whose sum is σ = 66941326720. Its totient is φ = 33469622712.

The previous prime is 50205214541. The next prime is 50205214627. The reversal of 50205214551 is 15541250205.

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

It is not a de Polignac number, because 50205214551 - 2¹¹ = 50205212503 is a prime.

It is a super-2 number, since 2×50205214551² (a number of 22 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 (50205214531) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 277470 + ... + 421188.

It is an arithmetic number, because the mean of its divisors is an integer number (8367665840).

Almost surely, 2^50205214551 is an apocalyptic number.

50205214551 is a deficient number, since it is larger than the sum of its proper divisors (16736112169).

50205214551 is a wasteful number, since it uses less digits than its factorization.

50205214551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260165.

The product of its (nonzero) digits is 10000, while the sum is 30.

Adding to 50205214551 its reverse (15541250205), we get a palindrome (65746464756).

The spelling of 50205214551 in words is "fifty billion, two hundred five million, two hundred fourteen thousand, five hundred fifty-one".