502556642643 has 48 divisors (see below), whose sum is σ = 746484018336. Its totient is φ = 300484800000.

The previous prime is 502556642641. The next prime is 502556642689. The reversal of 502556642643 is 346246655205.

It is not a de Polignac number, because 502556642643 - 2¹ = 502556642641 is a prime.

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

It is a junction number, because it is equal to n+sod(n) for n = 502556642592 and 502556642601.

It is not an unprimeable number, because it can be changed into a prime (502556642641) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10277913 + ... + 10326693.

It is an arithmetic number, because the mean of its divisors is an integer number (15551750382).

Almost surely, 2^502556642643 is an apocalyptic number.

502556642643 is a deficient number, since it is larger than the sum of its proper divisors (243927375693).

502556642643 is a wasteful number, since it uses less digits than its factorization.

502556642643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49188 (or 49177 counting only the distinct ones).

The product of its (nonzero) digits is 5184000, while the sum is 48.

The spelling of 502556642643 in words is "five hundred two billion, five hundred fifty-six million, six hundred forty-two thousand, six hundred forty-three".