1605330604245 has 16 divisors (see below), whose sum is σ = 2572678463040. Its totient is φ = 854793156864.

The previous prime is 1605330604237. The next prime is 1605330604259. The reversal of 1605330604245 is 5424060335061.

It is not a de Polignac number, because 1605330604245 - 2³ = 1605330604237 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86438244 + ... + 86456813.

It is an arithmetic number, because the mean of its divisors is an integer number (160792403940).

Almost surely, 2^{1605330604245} is an apocalyptic number.

1605330604245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1605330604245 is a deficient number, since it is larger than the sum of its proper divisors (967347858795).

1605330604245 is a wasteful number, since it uses less digits than its factorization.

1605330604245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172895684.

The product of its (nonzero) digits is 259200, while the sum is 39.

The spelling of 1605330604245 in words is "one trillion, six hundred five billion, three hundred thirty million, six hundred four thousand, two hundred forty-five".