4521166401 has 8 divisors (see below), whose sum is σ = 6130395360. Its totient is φ = 2963024192.

The previous prime is 4521166393. The next prime is 4521166417. The reversal of 4521166401 is 1046611254.

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

It is a cyclic number.

It is not a de Polignac number, because 4521166401 - 2³ = 4521166393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4521166301) 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, 12771480 + ... + 12771833.

It is an arithmetic number, because the mean of its divisors is an integer number (766299420).

Almost surely, 2^4521166401 is an apocalyptic number.

It is an amenable number.

4521166401 is a deficient number, since it is larger than the sum of its proper divisors (1609228959).

4521166401 is a wasteful number, since it uses less digits than its factorization.

4521166401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25543375.

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 4521166401 is about 67239.6192805997. The cubic root of 4521166401 is about 1653.5480919496.

Adding to 4521166401 its reverse (1046611254), we get a palindrome (5567777655).

The spelling of 4521166401 in words is "four billion, five hundred twenty-one million, one hundred sixty-six thousand, four hundred one".