502406020982 has 4 divisors (see below), whose sum is σ = 753609031476. Its totient is φ = 251203010490.

The previous prime is 502406020981. The next prime is 502406020993. The reversal of 502406020982 is 289020604205.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (502406020981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125601505244 + ... + 125601505247.

It is an arithmetic number, because the mean of its divisors is an integer number (188402257869).

Almost surely, 2^502406020982 is an apocalyptic number.

502406020982 is a deficient number, since it is larger than the sum of its proper divisors (251203010494).

502406020982 is a wasteful number, since it uses less digits than its factorization.

502406020982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251203010493.

The product of its (nonzero) digits is 69120, while the sum is 38.

The spelling of 502406020982 in words is "five hundred two billion, four hundred six million, twenty thousand, nine hundred eighty-two".