6456886546 has 16 divisors (see below), whose sum is σ = 11121910560. Its totient is φ = 2780477280.

The previous prime is 6456886537. The next prime is 6456886549.

6456886546 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (6456886549) 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, 7723131 + ... + 7723966.

It is an arithmetic number, because the mean of its divisors is an integer number (695119410).

Almost surely, 2^6456886546 is an apocalyptic number.

6456886546 is a deficient number, since it is larger than the sum of its proper divisors (4665024014).

6456886546 is a wasteful number, since it uses less digits than its factorization.

6456886546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15447129.

The product of its digits is 33177600, while the sum is 58.

The square root of 6456886546 is about 80354.7543459626. The cubic root of 6456886546 is about 1862.1202308797.

The spelling of 6456886546 in words is "six billion, four hundred fifty-six million, eight hundred eighty-six thousand, five hundred forty-six".