50426223520 has 96 divisors (see below), whose sum is σ = 120254032080. Its totient is φ = 19981393920.

The previous prime is 50426223517. The next prime is 50426223541. The reversal of 50426223520 is 2532262405.

It can be written as a sum of positive squares in 8 ways, for example, as 180311184 + 50245912336 = 13428^2 + 224156^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7787004 + ... + 7793476.

Almost surely, 2^50426223520 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50426223520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60127016040).

50426223520 is an abundant number, since it is smaller than the sum of its proper divisors (69827808560).

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

50426223520 is a wasteful number, since it uses less digits than its factorization.

50426223520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6938 (or 6930 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 31.

Adding to 50426223520 its reverse (2532262405), we get a palindrome (52958485925).

The spelling of 50426223520 in words is "fifty billion, four hundred twenty-six million, two hundred twenty-three thousand, five hundred twenty".