1595521960 has 128 divisors (see below), whose sum is σ = 3988051200. Its totient is φ = 571760640.

The previous prime is 1595521951. The next prime is 1595521973. The reversal of 1595521960 is 691255951.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1695090 + ... + 1696030.

It is an arithmetic number, because the mean of its divisors is an integer number (31156650).

Almost surely, 2^1595521960 is an apocalyptic number.

1595521960 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 1595521960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1994025600).

1595521960 is an abundant number, since it is smaller than the sum of its proper divisors (2392529240).

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

1595521960 is a wasteful number, since it uses less digits than its factorization.

1595521960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1091 (or 1087 counting only the distinct ones).

The product of its (nonzero) digits is 121500, while the sum is 43.

The square root of 1595521960 is about 39943.9852793884. The cubic root of 1595521960 is about 1168.5149200336.

The spelling of 1595521960 in words is "one billion, five hundred ninety-five million, five hundred twenty-one thousand, nine hundred sixty".