50221340240 has 80 divisors (see below), whose sum is σ = 121041931392. Its totient is φ = 19362811392.

The previous prime is 50221340219. The next prime is 50221340261. The reversal of 50221340240 is 4204312205.

It is a happy number.

50221340240 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (50221340219) and next prime (50221340261).

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 237437 + ... + 396003.

Almost surely, 2^50221340240 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 50221340240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60520965696).

50221340240 is an abundant number, since it is smaller than the sum of its proper divisors (70820591152).

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

50221340240 is a wasteful number, since it uses less digits than its factorization.

50221340240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158724 (or 158718 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

Adding to 50221340240 its reverse (4204312205), we get a palindrome (54425652445).

The spelling of 50221340240 in words is "fifty billion, two hundred twenty-one million, three hundred forty thousand, two hundred forty".