50115003540 has 96 divisors (see below), whose sum is σ = 160514887680. Its totient is φ = 11444366976.

The previous prime is 50115003517. The next prime is 50115003563. The reversal of 50115003540 is 4530051105.

It is an interprime number because it is at equal distance from previous prime (50115003517) and next prime (50115003563).

It is a self number, because there is not a number n which added to its sum of digits gives 50115003540.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 409171 + ... + 517349.

It is an arithmetic number, because the mean of its divisors is an integer number (1672030080).

Almost surely, 2^50115003540 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 50115003540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80257443840).

50115003540 is an abundant number, since it is smaller than the sum of its proper divisors (110399884140).

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

50115003540 is a wasteful number, since it uses less digits than its factorization.

50115003540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109301 (or 109299 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 24.

Adding to 50115003540 its reverse (4530051105), we get a palindrome (54645054645).

The spelling of 50115003540 in words is "fifty billion, one hundred fifteen million, three thousand, five hundred forty".