6456446546 has 64 divisors (see below), whose sum is σ = 11066291712. Its totient is φ = 2799360000.

The previous prime is 6456446537. The next prime is 6456446573.

6456446546 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 6456446494 and 6456446503.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14910746 + ... + 14911178.

It is an arithmetic number, because the mean of its divisors is an integer number (172910808).

Almost surely, 2^6456446546 is an apocalyptic number.

6456446546 is a deficient number, since it is larger than the sum of its proper divisors (4609845166).

6456446546 is a wasteful number, since it uses less digits than its factorization.

6456446546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 819.

The product of its digits is 8294400, while the sum is 50.

The square root of 6456446546 is about 80352.0164401616. The cubic root of 6456446546 is about 1862.0779322936.

The spelling of 6456446546 in words is "six billion, four hundred fifty-six million, four hundred forty-six thousand, five hundred forty-six".