1359009648 has 120 divisors (see below), whose sum is σ = 4202329248. Its totient is φ = 407801856.

The previous prime is 1359009581. The next prime is 1359009649. The reversal of 1359009648 is 8469009531.

It is a happy number.

1359009648 is a `hidden beast` number, since 13 + 590 + 0 + 9 + 6 + 48 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1359009649) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 44236 + ... + 68372.

Almost surely, 2^1359009648 is an apocalyptic number.

1359009648 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 1359009648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2101164624).

1359009648 is an abundant number, since it is smaller than the sum of its proper divisors (2843319600).

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

1359009648 is a wasteful number, since it uses less digits than its factorization.

1359009648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24191 (or 24182 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 45.

The square root of 1359009648 is about 36864.7480392854. The cubic root of 1359009648 is about 1107.6626541029.

The spelling of 1359009648 in words is "one billion, three hundred fifty-nine million, nine thousand, six hundred forty-eight".