1605100056606 has 48 divisors (see below), whose sum is σ = 3597776254800. Its totient is φ = 516564082944.

The previous prime is 1605100056583. The next prime is 1605100056709. The reversal of 1605100056606 is 6066500015061.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20181025 + ... + 20260403.

It is an arithmetic number, because the mean of its divisors is an integer number (74953671975).

Almost surely, 2^{1605100056606} is an apocalyptic number.

1605100056606 is an abundant number, since it is smaller than the sum of its proper divisors (1992676198194).

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

1605100056606 is a wasteful number, since it uses less digits than its factorization.

1605100056606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118153 (or 118150 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The spelling of 1605100056606 in words is "one trillion, six hundred five billion, one hundred million, fifty-six thousand, six hundred six".