61166116 has 48 divisors (see below), whose sum is σ = 120093120. Its totient is φ = 27025920.

The previous prime is 61166059. The next prime is 61166123.

61166116 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 439975 + ... + 440113.

It is an arithmetic number, because the mean of its divisors is an integer number (2501940).

Almost surely, 2^61166116 is an apocalyptic number.

It is an amenable number.

61166116 is a deficient number, since it is larger than the sum of its proper divisors (58927004).

61166116 is a wasteful number, since it uses less digits than its factorization.

61166116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 364 (or 362 counting only the distinct ones).

The product of its digits is 1296, while the sum is 28.

The square root of 61166116 is about 7820.8769329277. The cubic root of 61166116 is about 394.0067251294.

The spelling of 61166116 in words is "sixty-one million, one hundred sixty-six thousand, one hundred sixteen".