6166120456 has 16 divisors (see below), whose sum is σ = 12241562940. Its totient is φ = 2901703680.

The previous prime is 6166120453. The next prime is 6166120463. The reversal of 6166120456 is 6540216616.

It can be written as a sum of positive squares in 2 ways, for example, as 6129324100 + 36796356 = 78290^2 + 6066^2 .

It is not an unprimeable number, because it can be changed into a prime (6166120451) 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, 22669425 + ... + 22669696.

Almost surely, 2^6166120456 is an apocalyptic number.

It is an amenable number.

6166120456 is a deficient number, since it is larger than the sum of its proper divisors (6075442484).

6166120456 is a wasteful number, since it uses less digits than its factorization.

6166120456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45339144 (or 45339140 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 37.

The square root of 6166120456 is about 78524.6487161834. The cubic root of 6166120456 is about 1833.7382110825.

The spelling of 6166120456 in words is "six billion, one hundred sixty-six million, one hundred twenty thousand, four hundred fifty-six".