1602613440 has 168 divisors, whose sum is σ = 5640951888. Its totient is φ = 417392640.

The previous prime is 1602613421. The next prime is 1602613447. The reversal of 1602613440 is 443162061.

1602613440 is a `hidden beast` number, since 1 + 6 + 0 + 2 + 613 + 4 + 40 = 666.

It is not an unprimeable number, because it can be changed into a prime (1602613447) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 117370 + ... + 130310.

Almost surely, 2^1602613440 is an apocalyptic number.

1602613440 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 1602613440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2820475944).

1602613440 is an abundant number, since it is smaller than the sum of its proper divisors (4038338448).

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

1602613440 is a wasteful number, since it uses less digits than its factorization.

1602613440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13007 (or 12994 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 1602613440 is about 40032.6546709059. The cubic root of 1602613440 is about 1170.2435609530.

The spelling of 1602613440 in words is "one billion, six hundred two million, six hundred thirteen thousand, four hundred forty".