502681425663 has 4 divisors (see below), whose sum is σ = 670241900888. Its totient is φ = 335120950440.

The previous prime is 502681425647. The next prime is 502681425689. The reversal of 502681425663 is 366524186205.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 502681425663 - 2⁴ = 502681425647 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (502681423663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83780237608 + ... + 83780237613.

It is an arithmetic number, because the mean of its divisors is an integer number (167560475222).

Almost surely, 2^502681425663 is an apocalyptic number.

502681425663 is a deficient number, since it is larger than the sum of its proper divisors (167560475225).

502681425663 is a wasteful number, since it uses less digits than its factorization.

502681425663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167560475224.

The product of its (nonzero) digits is 2073600, while the sum is 48.

The spelling of 502681425663 in words is "five hundred two billion, six hundred eighty-one million, four hundred twenty-five thousand, six hundred sixty-three".