22440063664666 has 32 divisors (see below), whose sum is σ = 36273932075520. Its totient is φ = 10385838604416.

The previous prime is 22440063664639. The next prime is 22440063664673. The reversal of 22440063664666 is 66646636004422.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58118301 + ... + 58503136.

It is an arithmetic number, because the mean of its divisors is an integer number (1133560377360).

Almost surely, 2^{22440063664666} is an apocalyptic number.

22440063664666 is a deficient number, since it is larger than the sum of its proper divisors (13833868410854).

22440063664666 is a wasteful number, since it uses less digits than its factorization.

22440063664666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116621598.

The product of its (nonzero) digits is 35831808, while the sum is 55.

The spelling of 22440063664666 in words is "twenty-two trillion, four hundred forty billion, sixty-three million, six hundred sixty-four thousand, six hundred sixty-six".