1602299880 has 160 divisors (see below), whose sum is σ = 5571541800. Its totient is φ = 412521984.

The previous prime is 1602299873. The next prime is 1602299893. The reversal of 1602299880 is 889922061.

1602299880 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1208118564 + 394181316 = 34758^2 + 19854^2 .

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 39 ways as a sum of consecutive naturals, for example, 85434 + ... + 102486.

Almost surely, 2^1602299880 is an apocalyptic number.

1602299880 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 1602299880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2785770900).

1602299880 is an abundant number, since it is smaller than the sum of its proper divisors (3969241920).

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

1602299880 is a wasteful number, since it uses less digits than its factorization.

1602299880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17105 (or 17092 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 45.

The square root of 1602299880 is about 40028.7381764652. The cubic root of 1602299880 is about 1170.1672344778.

The spelling of 1602299880 in words is "one billion, six hundred two million, two hundred ninety-nine thousand, eight hundred eighty".