502555064646404 has 96 divisors (see below), whose sum is σ = 1101858925628160. Its totient is φ = 194841738201600.

The previous prime is 502555064646373. The next prime is 502555064646407. The reversal of 502555064646404 is 404646460555205.

It is a self number, because there is not a number n which added to its sum of digits gives 502555064646404.

It is not an unprimeable number, because it can be changed into a prime (502555064646407) 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, 130490534 + ... + 134286594.

It is an arithmetic number, because the mean of its divisors is an integer number (11477697141960).

Almost surely, 2^{502555064646404} 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 502555064646404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (550929462814080).

502555064646404 is an abundant number, since it is smaller than the sum of its proper divisors (599303860981756).

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

502555064646404 is a wasteful number, since it uses less digits than its factorization.

502555064646404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3798189 (or 3798187 counting only the distinct ones).

The product of its (nonzero) digits is 69120000, while the sum is 56.

The spelling of 502555064646404 in words is "five hundred two trillion, five hundred fifty-five billion, sixty-four million, six hundred forty-six thousand, four hundred four".