50552000421 has 32 divisors (see below), whose sum is σ = 75082506240. Its totient is φ = 30043742400.

The previous prime is 50552000417. The next prime is 50552000503. The reversal of 50552000421 is 12400025505.

It is a happy number.

50552000421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 50552000421 - 2² = 50552000417 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 50552000391 and 50552000400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50552008421) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 551040 + ... + 636198.

It is an arithmetic number, because the mean of its divisors is an integer number (2346328320).

Almost surely, 2^50552000421 is an apocalyptic number.

It is an amenable number.

50552000421 is a deficient number, since it is larger than the sum of its proper divisors (24530505819).

50552000421 is a wasteful number, since it uses less digits than its factorization.

50552000421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85697.

The product of its (nonzero) digits is 2000, while the sum is 24.

Adding to 50552000421 its reverse (12400025505), we get a palindrome (62952025926).

The spelling of 50552000421 in words is "fifty billion, five hundred fifty-two million, four hundred twenty-one", and thus it is an aban number.