1606209200745 has 32 divisors (see below), whose sum is σ = 2719211088000. Its totient is φ = 807353339904.

The previous prime is 1606209200741. The next prime is 1606209200867. The reversal of 1606209200745 is 5470029026061.

It is not a de Polignac number, because 1606209200745 - 2² = 1606209200741 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1606209200697 and 1606209200706.

It is not an unprimeable number, because it can be changed into a prime (1606209200741) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 14545570 + ... + 14655579.

It is an arithmetic number, because the mean of its divisors is an integer number (84975346500).

Almost surely, 2^{1606209200745} is an apocalyptic number.

1606209200745 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1606209200745 is a deficient number, since it is larger than the sum of its proper divisors (1113001887255).

1606209200745 is a wasteful number, since it uses less digits than its factorization.

1606209200745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29201369.

The product of its (nonzero) digits is 181440, while the sum is 42.

The spelling of 1606209200745 in words is "one trillion, six hundred six billion, two hundred nine million, two hundred thousand, seven hundred forty-five".