503646656461052 has 96 divisors (see below), whose sum is σ = 1009162455275520. Its totient is φ = 218019211511040.

The previous prime is 503646656461051. The next prime is 503646656461079. The reversal of 503646656461052 is 250164656646305.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 503646656460982 and 503646656461000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (503646656461051) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 33563903 + ... + 46193385.

It is an arithmetic number, because the mean of its divisors is an integer number (10512108909120).

Almost surely, 2^{503646656461052} is an apocalyptic number.

503646656461052 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

503646656461052 is an abundant number, since it is smaller than the sum of its proper divisors (505515798814468).

503646656461052 is a wasteful number, since it uses less digits than its factorization.

503646656461052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12629923 (or 12629921 counting only the distinct ones).

The product of its (nonzero) digits is 93312000, while the sum is 59.

The spelling of 503646656461052 in words is "five hundred three trillion, six hundred forty-six billion, six hundred fifty-six million, four hundred sixty-one thousand, fifty-two".