501310124340 has 48 divisors (see below), whose sum is σ = 1406598842880. Its totient is φ = 133403605120.

The previous prime is 501310124317. The next prime is 501310124387. The reversal of 501310124340 is 43421013105.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 501310124340.

It is a congruent number.

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, 8692731 + ... + 8750210.

It is an arithmetic number, because the mean of its divisors is an integer number (29304142560).

Almost surely, 2^501310124340 is an apocalyptic number.

It is an amenable number.

501310124340 is an abundant number, since it is smaller than the sum of its proper divisors (905288718540).

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

501310124340 is a wasteful number, since it uses less digits than its factorization.

501310124340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17443432 (or 17443430 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

Adding to 501310124340 its reverse (43421013105), we get a palindrome (544731137445).

The spelling of 501310124340 in words is "five hundred one billion, three hundred ten million, one hundred twenty-four thousand, three hundred forty".