61060066 has 8 divisors (see below), whose sum is σ = 91642320. Its totient is φ = 30512628.

The previous prime is 61060063. The next prime is 61060067. The reversal of 61060066 is 66006016.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 61060066.

It is not an unprimeable number, because it can be changed into a prime (61060061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3756 + ... + 11671.

It is an arithmetic number, because the mean of its divisors is an integer number (11455290).

Almost surely, 2^61060066 is an apocalyptic number.

61060066 is a deficient number, since it is larger than the sum of its proper divisors (30582254).

61060066 is a wasteful number, since it uses less digits than its factorization.

61060066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17408.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 61060066 is about 7814.0940613740. The cubic root of 61060066 is about 393.7788833771.

The spelling of 61060066 in words is "sixty-one million, sixty thousand, sixty-six".