61166679 has 8 divisors (see below), whose sum is σ = 93206400. Its totient is φ = 34952376.

The previous prime is 61166671. The next prime is 61166701. The reversal of 61166679 is 97666116.

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

It is not a de Polignac number, because 61166679 - 2³ = 61166671 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 61166679.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61166671) 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, 1456329 + ... + 1456370.

It is an arithmetic number, because the mean of its divisors is an integer number (11650800).

Almost surely, 2^61166679 is an apocalyptic number.

61166679 is a deficient number, since it is larger than the sum of its proper divisors (32039721).

61166679 is a wasteful number, since it uses less digits than its factorization.

61166679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2912709.

The product of its digits is 81648, while the sum is 42.

The square root of 61166679 is about 7820.9129262510. The cubic root of 61166679 is about 394.0079339964.

The spelling of 61166679 in words is "sixty-one million, one hundred sixty-six thousand, six hundred seventy-nine".