50211420281064 has 320 divisors, whose sum is σ = 161207984044800. Its totient is φ = 14303491163136.

The previous prime is 50211420281027. The next prime is 50211420281081. The reversal of 50211420281064 is 46018202411205.

50211420281064 is a `hidden beast` number, since 5 + 0 + 211 + 420 + 2 + 8 + 10 + 6 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 2201567949 + ... + 2201590755.

It is an arithmetic number, because the mean of its divisors is an integer number (503774950140).

Almost surely, 2^{50211420281064} is an apocalyptic number.

50211420281064 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50211420281064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80603992022400).

50211420281064 is an abundant number, since it is smaller than the sum of its proper divisors (110996563763736).

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

50211420281064 is a wasteful number, since it uses less digits than its factorization.

50211420281064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24254 (or 24241 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 36.

Adding to 50211420281064 its reverse (46018202411205), we get a palindrome (96229622692269).

The spelling of 50211420281064 in words is "fifty trillion, two hundred eleven billion, four hundred twenty million, two hundred eighty-one thousand, sixty-four".