50420336144 has 40 divisors (see below), whose sum is σ = 102000858432. Its totient is φ = 24098912640.

The previous prime is 50420336143. The next prime is 50420336147. The reversal of 50420336144 is 44163302405.

It is a self number, because there is not a number n which added to its sum of digits gives 50420336144.

It is not an unprimeable number, because it can be changed into a prime (50420336143) 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, 554267 + ... + 638789.

Almost surely, 2^50420336144 is an apocalyptic number.

It is an amenable number.

50420336144 is an abundant number, since it is smaller than the sum of its proper divisors (51580522288).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

50420336144 is a wasteful number, since it uses less digits than its factorization.

50420336144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86175 (or 86169 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 32.

Adding to 50420336144 its reverse (44163302405), we get a palindrome (94583638549).

The spelling of 50420336144 in words is "fifty billion, four hundred twenty million, three hundred thirty-six thousand, one hundred forty-four".