489900320604 has 18 divisors (see below), whose sum is σ = 1238359143840. Its totient is φ = 163300106856.

The previous prime is 489900320579. The next prime is 489900320639. The reversal of 489900320604 is 406023009984.

489900320604 is a `hidden beast` number, since 4 + 8 + 9 + 9 + 0 + 0 + 32 + 0 + 604 = 666.

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

It is a super-3 number, since 3×489900320604³ (a number of 36 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 489900320604.

It is a congruent number.

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, 6804171084 + ... + 6804171155.

Almost surely, 2^489900320604 is an apocalyptic number.

It is an amenable number.

489900320604 is an abundant number, since it is smaller than the sum of its proper divisors (748458823236).

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

489900320604 is a wasteful number, since it uses less digits than its factorization.

489900320604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13608342249 (or 13608342244 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 45.

The spelling of 489900320604 in words is "four hundred eighty-nine billion, nine hundred million, three hundred twenty thousand, six hundred four".