6486111400 has 96 divisors (see below), whose sum is σ = 15929337600. Its totient is φ = 2452262400.

The previous prime is 6486111391. The next prime is 6486111403. The reversal of 6486111400 is 41116846.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is not an unprimeable number, because it can be changed into a prime (6486111403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 254436 + ... + 278764.

It is an arithmetic number, because the mean of its divisors is an integer number (165930600).

Almost surely, 2^6486111400 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6486111400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7964668800).

6486111400 is an abundant number, since it is smaller than the sum of its proper divisors (9443226200).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6486111400 is a wasteful number, since it uses less digits than its factorization.

6486111400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24419 (or 24410 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 31.

The square root of 6486111400 is about 80536.3979825271. The cubic root of 6486111400 is about 1864.9254163524.

The spelling of 6486111400 in words is "six billion, four hundred eighty-six million, one hundred eleven thousand, four hundred".