50215001340 has 192 divisors, whose sum is σ = 163369543680. Its totient is φ = 11287019520.

The previous prime is 50215001311. The next prime is 50215001341. The reversal of 50215001340 is 4310051205.

50215001340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50215001341) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 12910116 + ... + 12914004.

It is an arithmetic number, because the mean of its divisors is an integer number (850883040).

Almost surely, 2^50215001340 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 50215001340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81684771840).

50215001340 is an abundant number, since it is smaller than the sum of its proper divisors (113154542340).

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

50215001340 is a wasteful number, since it uses less digits than its factorization.

50215001340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4412 (or 4410 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 21.

Adding to 50215001340 its reverse (4310051205), we get a palindrome (54525052545).

The spelling of 50215001340 in words is "fifty billion, two hundred fifteen million, one thousand, three hundred forty".