503623231322540 has 24 divisors (see below), whose sum is σ = 1208695755174432. Its totient is φ = 172670822167680.

The previous prime is 503623231322537. The next prime is 503623231322623. The reversal of 503623231322540 is 45223132326305.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1798654397441 + ... + 1798654397720.

It is an arithmetic number, because the mean of its divisors is an integer number (50362323132268).

Almost surely, 2^{503623231322540} is an apocalyptic number.

It is an amenable number.

503623231322540 is an abundant number, since it is smaller than the sum of its proper divisors (705072523851892).

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

503623231322540 is a wasteful number, since it uses less digits than its factorization.

503623231322540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3597308795177 (or 3597308795175 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 41.

Adding to 503623231322540 its reverse (45223132326305), we get a palindrome (548846363648845).

The spelling of 503623231322540 in words is "five hundred three trillion, six hundred twenty-three billion, two hundred thirty-one million, three hundred twenty-two thousand, five hundred forty".