1602109840000 has 80 divisors (see below), whose sum is σ = 3988352513970. Its totient is φ = 640843904000.

The previous prime is 1602109839997. The next prime is 1602109840027. The reversal of 1602109840000 is 489012061.

It is a happy number.

It can be written as a sum of positive squares in 5 ways, for example, as 13118495296 + 1588991344704 = 114536^2 + 1260552^2 .

It is a tau number, because it is divible by the number of its divisors (80).

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 9933187 + ... + 10093186.

Almost surely, 2^{1602109840000} is an apocalyptic number.

1602109840000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1602109840000 is an abundant number, since it is smaller than the sum of its proper divisors (2386242673970).

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

1602109840000 is an frugal number, since it uses more digits than its factorization.

1602109840000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20026407 (or 20026380 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 31.

The spelling of 1602109840000 in words is "one trillion, six hundred two billion, one hundred nine million, eight hundred forty thousand".