61500116170 has 16 divisors (see below), whose sum is σ = 113055533568. Its totient is φ = 24076641040.

The previous prime is 61500116159. The next prime is 61500116189. The reversal of 61500116170 is 7161100516.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65425186 + ... + 65426125.

It is an arithmetic number, because the mean of its divisors is an integer number (7065970848).

Almost surely, 2^61500116170 is an apocalyptic number.

61500116170 is a deficient number, since it is larger than the sum of its proper divisors (51555417398).

61500116170 is a wasteful number, since it uses less digits than its factorization.

61500116170 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130851365.

The product of its (nonzero) digits is 1260, while the sum is 28.

Adding to 61500116170 its reverse (7161100516), we get a palindrome (68661216686).

The spelling of 61500116170 in words is "sixty-one billion, five hundred million, one hundred sixteen thousand, one hundred seventy".