611661201170 has 16 divisors (see below), whose sum is σ = 1124415485568. Its totient is φ = 239458853040.

The previous prime is 611661201161. The next prime is 611661201191. The reversal of 611661201170 is 71102166116.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 650702936 + ... + 650703875.

It is an arithmetic number, because the mean of its divisors is an integer number (70275967848).

Almost surely, 2^611661201170 is an apocalyptic number.

611661201170 is a deficient number, since it is larger than the sum of its proper divisors (512754284398).

611661201170 is a wasteful number, since it uses less digits than its factorization.

611661201170 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1301406865.

The product of its (nonzero) digits is 3024, while the sum is 32.

Adding to 611661201170 its reverse (71102166116), we get a palindrome (682763367286).

The spelling of 611661201170 in words is "six hundred eleven billion, six hundred sixty-one million, two hundred one thousand, one hundred seventy".