502040249892 has 18 divisors (see below), whose sum is σ = 1269046187318. Its totient is φ = 167346749952.

The previous prime is 502040249869. The next prime is 502040249903. The reversal of 502040249892 is 298942040205.

502040249892 is a `hidden beast` number, since 50 + 20 + 4 + 0 + 2 + 498 + 92 = 666.

502040249892 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 427998574656 + 74041675236 = 654216^2 + 272106^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6972781213 + ... + 6972781284.

Almost surely, 2^502040249892 is an apocalyptic number.

It is an amenable number.

502040249892 is an abundant number, since it is smaller than the sum of its proper divisors (767005937426).

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

502040249892 is a wasteful number, since it uses less digits than its factorization.

502040249892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13945562507 (or 13945562502 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 45.

The spelling of 502040249892 in words is "five hundred two billion, forty million, two hundred forty-nine thousand, eight hundred ninety-two".