44555466089389 has 2 divisors, whose sum is σ = 44555466089390. Its totient is φ = 44555466089388.

The previous prime is 44555466089369. The next prime is 44555466089401. The reversal of 44555466089389 is 98398066455544.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40129247605225 + 4426218484164 = 6334765^2 + 2103858^2 .

It is a cyclic number.

It is not a de Polignac number, because 44555466089389 - 2⁹ = 44555466088877 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44555466089359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22277733044694 + 22277733044695.

It is an arithmetic number, because the mean of its divisors is an integer number (22277733044695).

Almost surely, 2^{44555466089389} is an apocalyptic number.

It is an amenable number.

44555466089389 is a deficient number, since it is larger than the sum of its proper divisors (1).

44555466089389 is an equidigital number, since it uses as much as digits as its factorization.

44555466089389 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4478976000, while the sum is 76.

The spelling of 44555466089389 in words is "forty-four trillion, five hundred fifty-five billion, four hundred sixty-six million, eighty-nine thousand, three hundred eighty-nine".