489787400024 has 24 divisors (see below), whose sum is σ = 994427823060. Its totient is φ = 226055722464.

The previous prime is 489787400021. The next prime is 489787400033. The reversal of 489787400024 is 420004787984.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (489787400021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 181133042 + ... + 181135745.

Almost surely, 2^489787400024 is an apocalyptic number.

It is an amenable number.

489787400024 is an abundant number, since it is smaller than the sum of its proper divisors (504640423036).

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

489787400024 is a wasteful number, since it uses less digits than its factorization.

489787400024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362268819 (or 362268802 counting only the distinct ones).

The product of its (nonzero) digits is 3612672, while the sum is 53.

The spelling of 489787400024 in words is "four hundred eighty-nine billion, seven hundred eighty-seven million, four hundred thousand, twenty-four".