61106329666 has 16 divisors (see below), whose sum is σ = 100678622400. Its totient is φ = 27686620368.

The previous prime is 61106329601. The next prime is 61106329667. The reversal of 61106329666 is 66692360116.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is not an unprimeable number, because it can be changed into a prime (61106329667) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34956981 + ... + 34958728.

It is an arithmetic number, because the mean of its divisors is an integer number (6292413900).

Almost surely, 2^61106329666 is an apocalyptic number.

61106329666 is a deficient number, since it is larger than the sum of its proper divisors (39572292734).

61106329666 is a wasteful number, since it uses less digits than its factorization.

61106329666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69915753.

The product of its (nonzero) digits is 419904, while the sum is 46.

The spelling of 61106329666 in words is "sixty-one billion, one hundred six million, three hundred twenty-nine thousand, six hundred sixty-six".