2209050061085 has 32 divisors (see below), whose sum is σ = 3112287114240. Its totient is φ = 1473433258752.

The previous prime is 2209050061027. The next prime is 2209050061087. The reversal of 2209050061085 is 5801600509022.

It is not a de Polignac number, because 2209050061085 - 2³⁶ = 2140330584349 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2209050061087) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4529756 + ... + 4993674.

It is an arithmetic number, because the mean of its divisors is an integer number (97258972320).

Almost surely, 2^{2209050061085} is an apocalyptic number.

It is an amenable number.

2209050061085 is a deficient number, since it is larger than the sum of its proper divisors (903237053155).

2209050061085 is a wasteful number, since it uses less digits than its factorization.

2209050061085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 467645.

The product of its (nonzero) digits is 43200, while the sum is 38.

The spelling of 2209050061085 in words is "two trillion, two hundred nine billion, fifty million, sixty-one thousand, eighty-five".