50434311220000 has 480 divisors, whose sum is σ = 134161702012800. Its totient is φ = 18599691264000.

The previous prime is 50434311219997. The next prime is 50434311220001. The reversal of 50434311220000 is 2211343405.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (50434311220001) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 8791057132 + ... + 8791062868.

It is an arithmetic number, because the mean of its divisors is an integer number (279503545860).

Almost surely, 2^{50434311220000} is an apocalyptic number.

50434311220000 is a gapful number since it is divisible by the number (50) 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 50434311220000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67080851006400).

50434311220000 is an abundant number, since it is smaller than the sum of its proper divisors (83727390792800).

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

50434311220000 is a wasteful number, since it uses less digits than its factorization.

50434311220000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6478 (or 6455 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 50434311220000 its reverse (2211343405), we get a palindrome (50436522563405).

The spelling of 50434311220000 in words is "fifty trillion, four hundred thirty-four billion, three hundred eleven million, two hundred twenty thousand".