50313243540 has 48 divisors (see below), whose sum is σ = 161002380672. Its totient is φ = 11500169856.

The previous prime is 50313243529. The next prime is 50313243553. The reversal of 50313243540 is 4534231305.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 50313243498 and 50313243507.

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, 59896299 + ... + 59897138.

It is an arithmetic number, because the mean of its divisors is an integer number (3354216264).

Almost surely, 2^50313243540 is an apocalyptic number.

It is an amenable number.

50313243540 is an abundant number, since it is smaller than the sum of its proper divisors (110689137132).

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

50313243540 is a wasteful number, since it uses less digits than its factorization.

50313243540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119793456 (or 119793454 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 30.

Adding to 50313243540 its reverse (4534231305), we get a palindrome (54847474845).

The spelling of 50313243540 in words is "fifty billion, three hundred thirteen million, two hundred forty-three thousand, five hundred forty".