244043654661 has 12 divisors (see below), whose sum is σ = 353808270400. Its totient is φ = 162095414760.

The previous prime is 244043654651. The next prime is 244043654693. The reversal of 244043654661 is 166456340442.

244043654661 is a `hidden beast` number, since 2 + 4 + 4 + 0 + 43 + 6 + 546 + 61 = 666.

It is not a de Polignac number, because 244043654661 - 2⁵ = 244043654629 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (244043654641) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 50027011 + ... + 50031888.

Almost surely, 2^244043654661 is an apocalyptic number.

It is an amenable number.

244043654661 is a deficient number, since it is larger than the sum of its proper divisors (109764615739).

244043654661 is a wasteful number, since it uses less digits than its factorization.

244043654661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100059176 (or 100059173 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 45.

It can be divided in two parts, 244043 and 654661, that added together give a square (898704 = 948²).

The spelling of 244043654661 in words is "two hundred forty-four billion, forty-three million, six hundred fifty-four thousand, six hundred sixty-one".