4865408116891 has 8 divisors (see below), whose sum is σ = 5604249620480. Its totient is φ = 4137512413608.

The previous prime is 4865408116853. The next prime is 4865408116913. The reversal of 4865408116891 is 1986118045684.

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

It is not a de Polignac number, because 4865408116891 - 2⁷ = 4865408116763 is a prime.

It is a super-2 number, since 2×4865408116891² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4865408116801) 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, 2736449121 + ... + 2736450898.

It is an arithmetic number, because the mean of its divisors is an integer number (700531202560).

Almost surely, 2^{4865408116891} is an apocalyptic number.

4865408116891 is a deficient number, since it is larger than the sum of its proper divisors (738841503589).

4865408116891 is a wasteful number, since it uses less digits than its factorization.

4865408116891 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5472900153.

The product of its (nonzero) digits is 13271040, while the sum is 61.

The spelling of 4865408116891 in words is "four trillion, eight hundred sixty-five billion, four hundred eight million, one hundred sixteen thousand, eight hundred ninety-one".