6456442446546 has 16 divisors (see below), whose sum is σ = 12922810262208. Its totient is φ = 2150493254000.

The previous prime is 6456442446539. The next prime is 6456442446589.

6456442446546 is nontrivially palindromic in base 10.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 6456442446546.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 413548590 + ... + 413564201.

It is an arithmetic number, because the mean of its divisors is an integer number (807675641388).

Almost surely, 2^{6456442446546} is an apocalyptic number.

6456442446546 is an abundant number, since it is smaller than the sum of its proper divisors (6466367815662).

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

6456442446546 is a wasteful number, since it uses less digits than its factorization.

6456442446546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 827114097.

The product of its digits is 265420800, while the sum is 60.

The spelling of 6456442446546 in words is "six trillion, four hundred fifty-six billion, four hundred forty-two million, four hundred forty-six thousand, five hundred forty-six".