1599543360 has 168 divisors, whose sum is σ = 5520217560. Its totient is φ = 425115648.

The previous prime is 1599543359. The next prime is 1599543389. The reversal of 1599543360 is 633459951.

1599543360 is a `hidden beast` number, since 1 + 599 + 54 + 3 + 3 + 6 + 0 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 57881664 + 1541661696 = 7608^2 + 39264^2 .

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

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

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1073496 + ... + 1074984.

Almost surely, 2^1599543360 is an apocalyptic number.

1599543360 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 1599543360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2760108780).

1599543360 is an abundant number, since it is smaller than the sum of its proper divisors (3920674200).

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

1599543360 is a wasteful number, since it uses less digits than its factorization.

1599543360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1885 (or 1872 counting only the distinct ones).

The product of its (nonzero) digits is 437400, while the sum is 45.

The square root of 1599543360 is about 39994.2915926761. The cubic root of 1599543360 is about 1169.4958160764.

The spelling of 1599543360 in words is "one billion, five hundred ninety-nine million, five hundred forty-three thousand, three hundred sixty".