489274142924 has 24 divisors (see below), whose sum is σ = 978571953408. Its totient is φ = 209683846800.

The previous prime is 489274142923. The next prime is 489274142941. The reversal of 489274142924 is 429241472984.

It is a self number, because there is not a number n which added to its sum of digits gives 489274142924.

It is not an unprimeable number, because it can be changed into a prime (489274142923) 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 7 ways as a sum of consecutive naturals, for example, 1112537 + ... + 1488719.

It is an arithmetic number, because the mean of its divisors is an integer number (40773831392).

Almost surely, 2^489274142924 is an apocalyptic number.

It is an amenable number.

489274142924 is an abundant number, since it is smaller than the sum of its proper divisors (489297810484).

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

489274142924 is a wasteful number, since it uses less digits than its factorization.

489274142924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 422645 (or 422643 counting only the distinct ones).

The product of its digits is 9289728, while the sum is 56.

The spelling of 489274142924 in words is "four hundred eighty-nine billion, two hundred seventy-four million, one hundred forty-two thousand, nine hundred twenty-four".