1598980320 has 576 divisors, whose sum is σ = 6597811584. Its totient is φ = 345047040.

The previous prime is 1598980307. The next prime is 1598980349. The reversal of 1598980320 is 230898951.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 21903804 + ... + 21903876.

It is an arithmetic number, because the mean of its divisors is an integer number (11454534).

Almost surely, 2^1598980320 is an apocalyptic number.

1598980320 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 1598980320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3298905792).

1598980320 is an abundant number, since it is smaller than the sum of its proper divisors (4998831264).

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

1598980320 is a wasteful number, since it uses less digits than its factorization.

1598980320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195 (or 184 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 45.

The square root of 1598980320 is about 39987.2519685962. The cubic root of 1598980320 is about 1169.3585789506.

The spelling of 1598980320 in words is "one billion, five hundred ninety-eight million, nine hundred eighty thousand, three hundred twenty".