1488489984 has 120 divisors (see below), whose sum is σ = 4313663640. Its totient is φ = 494112768.

The previous prime is 1488489971. The next prime is 1488489991. The reversal of 1488489984 is 4899848841.

1488489984 is a `hidden beast` number, since 148 + 8 + 489 + 9 + 8 + 4 = 666.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1460227 + ... + 1461245.

It is an arithmetic number, because the mean of its divisors is an integer number (35947197).

Almost surely, 2^1488489984 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1488489984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2156831820).

1488489984 is an abundant number, since it is smaller than the sum of its proper divisors (2825173656).

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

1488489984 is a wasteful number, since it uses less digits than its factorization.

1488489984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1360 (or 1341 counting only the distinct ones).

The product of its digits is 21233664, while the sum is 63.

The square root of 1488489984 is about 38580.9536429570. The cubic root of 1488489984 is about 1141.7787927407.

The spelling of 1488489984 in words is "one billion, four hundred eighty-eight million, four hundred eighty-nine thousand, nine hundred eighty-four".