5444881152457 has 2 divisors, whose sum is σ = 5444881152458. Its totient is φ = 5444881152456.

The previous prime is 5444881152401. The next prime is 5444881152461. The reversal of 5444881152457 is 7542511884445.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4626560091136 + 818321061321 = 2150944^2 + 904611^2 .

It is a cyclic number.

It is not a de Polignac number, because 5444881152457 - 2¹¹ = 5444881150409 is a prime.

It is not a weakly prime, because it can be changed into another prime (5444881152857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2722440576228 + 2722440576229.

It is an arithmetic number, because the mean of its divisors is an integer number (2722440576229).

Almost surely, 2^{5444881152457} is an apocalyptic number.

It is an amenable number.

5444881152457 is a deficient number, since it is larger than the sum of its proper divisors (1).

5444881152457 is an equidigital number, since it uses as much as digits as its factorization.

5444881152457 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 28672000, while the sum is 58.

The spelling of 5444881152457 in words is "five trillion, four hundred forty-four billion, eight hundred eighty-one million, one hundred fifty-two thousand, four hundred fifty-seven".