44661603042671 has 2 divisors, whose sum is σ = 44661603042672. Its totient is φ = 44661603042670.

The previous prime is 44661603042619. The next prime is 44661603042733. The reversal of 44661603042671 is 17624030616644.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 44661603042671 - 2¹⁸ = 44661602780527 is a prime.

It is a super-2 number, since 2×44661603042671² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44661603042071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22330801521335 + 22330801521336.

It is an arithmetic number, because the mean of its divisors is an integer number (22330801521336).

Almost surely, 2^{44661603042671} is an apocalyptic number.

44661603042671 is a deficient number, since it is larger than the sum of its proper divisors (1).

44661603042671 is an equidigital number, since it uses as much as digits as its factorization.

44661603042671 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3483648, while the sum is 50.

The spelling of 44661603042671 in words is "forty-four trillion, six hundred sixty-one billion, six hundred three million, forty-two thousand, six hundred seventy-one".