504653044611540 has 384 divisors, whose sum is σ = 1600383125569536. Its totient is φ = 117713157120000.

The previous prime is 504653044611511. The next prime is 504653044611553. The reversal of 504653044611540 is 45116440356405.

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 504653044611540.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 2518669042 + ... + 2518869398.

It is an arithmetic number, because the mean of its divisors is an integer number (4167664389504).

Almost surely, 2^{504653044611540} 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 504653044611540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (800191562784768).

504653044611540 is an abundant number, since it is smaller than the sum of its proper divisors (1095730080957996).

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

504653044611540 is a wasteful number, since it uses less digits than its factorization.

504653044611540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201119 (or 201117 counting only the distinct ones).

The product of its (nonzero) digits is 3456000, while the sum is 48.

Adding to 504653044611540 its reverse (45116440356405), we get a palindrome (549769484967945).

The spelling of 504653044611540 in words is "five hundred four trillion, six hundred fifty-three billion, forty-four million, six hundred eleven thousand, five hundred forty".