503040442026420 has 192 divisors, whose sum is σ = 1592869844966400. Its totient is φ = 131773773680640.

The previous prime is 503040442026403. The next prime is 503040442026443. The reversal of 503040442026420 is 24620244040305.

503040442026420 is a `hidden beast` number, since 5 + 0 + 3 + 0 + 4 + 0 + 4 + 4 + 2 + 0 + 2 + 642 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 21524541 + ... + 38332580.

It is an arithmetic number, because the mean of its divisors is an integer number (8296197109200).

Almost surely, 2^{503040442026420} is an apocalyptic number.

It is an amenable number.

503040442026420 is an abundant number, since it is smaller than the sum of its proper divisors (1089829402939980).

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

503040442026420 is a wasteful number, since it uses less digits than its factorization.

503040442026420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59857415 (or 59857407 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 36.

Adding to 503040442026420 its reverse (24620244040305), we get a palindrome (527660686066725).

The spelling of 503040442026420 in words is "five hundred three trillion, forty billion, four hundred forty-two million, twenty-six thousand, four hundred twenty".