1610060606661 has 16 divisors (see below), whose sum is σ = 2311904657216. Its totient is φ = 990796772736.

The previous prime is 1610060606639. The next prime is 1610060606699. The reversal of 1610060606661 is 1666060600161.

It is a happy number.

It is not a de Polignac number, because 1610060606661 - 2¹¹ = 1610060604613 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1610060606261) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7676361 + ... + 7883313.

It is an arithmetic number, because the mean of its divisors is an integer number (144494041076).

Almost surely, 2^{1610060606661} is an apocalyptic number.

It is an amenable number.

1610060606661 is a deficient number, since it is larger than the sum of its proper divisors (701844050555).

1610060606661 is a wasteful number, since it uses less digits than its factorization.

1610060606661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 406452.

The product of its (nonzero) digits is 46656, while the sum is 39.

The spelling of 1610060606661 in words is "one trillion, six hundred ten billion, sixty million, six hundred six thousand, six hundred sixty-one".