6460224644066 has 4 divisors (see below), whose sum is σ = 9690336966102. Its totient is φ = 3230112322032.

The previous prime is 6460224644021. The next prime is 6460224644099. The reversal of 6460224644066 is 6604464220646.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 6149055913441 + 311168730625 = 2479729^2 + 557825^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1615056161015 + ... + 1615056161018.

Almost surely, 2^{6460224644066} is an apocalyptic number.

6460224644066 is a deficient number, since it is larger than the sum of its proper divisors (3230112322036).

6460224644066 is a wasteful number, since it uses less digits than its factorization.

6460224644066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3230112322035.

The product of its (nonzero) digits is 7962624, while the sum is 50.

The spelling of 6460224644066 in words is "six trillion, four hundred sixty billion, two hundred twenty-four million, six hundred forty-four thousand, sixty-six".