1605981482 has 8 divisors (see below), whose sum is σ = 2753111136. Its totient is φ = 688277772.

The previous prime is 1605981473. The next prime is 1605981497. The reversal of 1605981482 is 2841895061.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57356468 + ... + 57356495.

It is an arithmetic number, because the mean of its divisors is an integer number (344138892).

Almost surely, 2^1605981482 is an apocalyptic number.

1605981482 is a deficient number, since it is larger than the sum of its proper divisors (1147129654).

1605981482 is a wasteful number, since it uses less digits than its factorization.

1605981482 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114712972.

The product of its (nonzero) digits is 138240, while the sum is 44.

The square root of 1605981482 is about 40074.6987761605. The cubic root of 1605981482 is about 1171.0627794225.

The spelling of 1605981482 in words is "one billion, six hundred five million, nine hundred eighty-one thousand, four hundred eighty-two".