4161464891 has 8 divisors (see below), whose sum is σ = 4173210000. Its totient is φ = 4149734400.

The previous prime is 4161464887. The next prime is 4161464897. The reversal of 4161464891 is 1984641614.

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 4161464891 - 2² = 4161464887 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4161464897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 796295 + ... + 801503.

It is an arithmetic number, because the mean of its divisors is an integer number (521651250).

Almost surely, 2^4161464891 is an apocalyptic number.

4161464891 is a deficient number, since it is larger than the sum of its proper divisors (11745109).

4161464891 is a wasteful number, since it uses less digits than its factorization.

4161464891 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7309.

The product of its digits is 165888, while the sum is 44.

The square root of 4161464891 is about 64509.4170722384. The cubic root of 4161464891 is about 1608.4790609279.

The spelling of 4161464891 in words is "four billion, one hundred sixty-one million, four hundred sixty-four thousand, eight hundred ninety-one".