2246042664666 has 40 divisors (see below), whose sum is σ = 5034935416500. Its totient is φ = 748363119552.

The previous prime is 2246042664659. The next prime is 2246042664707. The reversal of 2246042664666 is 6664662406422.

It can be written as a sum of positive squares in 2 ways, for example, as 2233246304025 + 12796360641 = 1494405^2 + 113121^2 .

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2559291 + ... + 3322958.

Almost surely, 2^{2246042664666} is an apocalyptic number.

2246042664666 is an abundant number, since it is smaller than the sum of its proper divisors (2788892751834).

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

2246042664666 is a wasteful number, since it uses less digits than its factorization.

2246042664666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5884620 (or 5884611 counting only the distinct ones).

The product of its (nonzero) digits is 23887872, while the sum is 54.

The spelling of 2246042664666 in words is "two trillion, two hundred forty-six billion, forty-two million, six hundred sixty-four thousand, six hundred sixty-six".