44471972663 has 2 divisors, whose sum is σ = 44471972664. Its totient is φ = 44471972662.

The previous prime is 44471972627. The next prime is 44471972669. The reversal of 44471972663 is 36627917444.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 44471972663 - 2¹⁴ = 44471956279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44471972669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22235986331 + 22235986332.

It is an arithmetic number, because the mean of its divisors is an integer number (22235986332).

Almost surely, 2^44471972663 is an apocalyptic number.

44471972663 is a deficient number, since it is larger than the sum of its proper divisors (1).

44471972663 is an equidigital number, since it uses as much as digits as its factorization.

44471972663 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6096384, while the sum is 53.

The spelling of 44471972663 in words is "forty-four billion, four hundred seventy-one million, nine hundred seventy-two thousand, six hundred sixty-three".