1485790128 has 200 divisors, whose sum is σ = 4446465408. Its totient is φ = 478752768.

The previous prime is 1485790121. The next prime is 1485790129. The reversal of 1485790128 is 8210975841.

1485790128 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (1485790121) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 6662625 + ... + 6662847.

Almost surely, 2^1485790128 is an apocalyptic number.

1485790128 is a gapful number since it is divisible by the number (18) 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 1485790128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2223232704).

1485790128 is an abundant number, since it is smaller than the sum of its proper divisors (2960675280).

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

1485790128 is a wasteful number, since it uses less digits than its factorization.

1485790128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393 (or 378 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 45.

The square root of 1485790128 is about 38545.9482695652. The cubic root of 1485790128 is about 1141.0880470804.

The spelling of 1485790128 in words is "one billion, four hundred eighty-five million, seven hundred ninety thousand, one hundred twenty-eight".