1484555520 has 144 divisors (see below), whose sum is σ = 5418725760. Its totient is φ = 339320832.

The previous prime is 1484555509. The next prime is 1484555531. The reversal of 1484555520 is 255554841.

It is an interprime number because it is at equal distance from previous prime (1484555509) and next prime (1484555531).

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 15 ways as a sum of consecutive naturals, for example, 735 + ... + 54494.

It is an arithmetic number, because the mean of its divisors is an integer number (37630040).

Almost surely, 2^1484555520 is an apocalyptic number.

1484555520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1484555520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2709362880).

1484555520 is an abundant number, since it is smaller than the sum of its proper divisors (3934170240).

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

1484555520 is an equidigital number, since it uses as much as digits as its factorization.

1484555520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55260 (or 55246 counting only the distinct ones).

The product of its (nonzero) digits is 160000, while the sum is 39.

The square root of 1484555520 is about 38529.9301842087. The cubic root of 1484555520 is about 1140.7718995089.

The spelling of 1484555520 in words is "one billion, four hundred eighty-four million, five hundred fifty-five thousand, five hundred twenty".