1605412632241 has 8 divisors (see below), whose sum is σ = 1751397022368. Its totient is φ = 1459434540000.

The previous prime is 1605412632227. The next prime is 1605412632289. The reversal of 1605412632241 is 1422362145061.

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

It is a cyclic number.

It is not a de Polignac number, because 1605412632241 - 2⁵ = 1605412632209 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1605412632241.

It is not an unprimeable number, because it can be changed into a prime (1605412632041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1033380 + ... + 2068501.

It is an arithmetic number, because the mean of its divisors is an integer number (218924627796).

Almost surely, 2^{1605412632241} is an apocalyptic number.

1605412632241 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1605412632241 is a deficient number, since it is larger than the sum of its proper divisors (145984390127).

1605412632241 is a wasteful number, since it uses less digits than its factorization.

1605412632241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3148943.

The product of its (nonzero) digits is 69120, while the sum is 37.

The spelling of 1605412632241 in words is "one trillion, six hundred five billion, four hundred twelve million, six hundred thirty-two thousand, two hundred forty-one".