1599142068 has 192 divisors, whose sum is σ = 4705075200. Its totient is φ = 467026560.

The previous prime is 1599142063. The next prime is 1599142079. The reversal of 1599142068 is 8602419951.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1599142063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1462530 + ... + 1463622.

It is an arithmetic number, because the mean of its divisors is an integer number (24505600).

Almost surely, 2^1599142068 is an apocalyptic number.

1599142068 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 1599142068, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2352537600).

1599142068 is an abundant number, since it is smaller than the sum of its proper divisors (3105933132).

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

1599142068 is a wasteful number, since it uses less digits than its factorization.

1599142068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1179 (or 1171 counting only the distinct ones).

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

The square root of 1599142068 is about 39989.2744120220. The cubic root of 1599142068 is about 1169.3980072103.

The spelling of 1599142068 in words is "one billion, five hundred ninety-nine million, one hundred forty-two thousand, sixty-eight".