4254442444537 has 2 divisors, whose sum is σ = 4254442444538. Its totient is φ = 4254442444536.

The previous prime is 4254442444519. The next prime is 4254442444579. The reversal of 4254442444537 is 7354442444524.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3176792910736 + 1077649533801 = 1782356^2 + 1038099^2 .

It is a cyclic number.

It is not a de Polignac number, because 4254442444537 - 2³¹ = 4252294960889 is a prime.

It is a super-2 number, since 2×4254442444537² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4254442444597) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2127221222268 + 2127221222269.

It is an arithmetic number, because the mean of its divisors is an integer number (2127221222269).

Almost surely, 2^{4254442444537} is an apocalyptic number.

It is an amenable number.

4254442444537 is a deficient number, since it is larger than the sum of its proper divisors (1).

4254442444537 is an equidigital number, since it uses as much as digits as its factorization.

4254442444537 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 34406400, while the sum is 52.

The spelling of 4254442444537 in words is "four trillion, two hundred fifty-four billion, four hundred forty-two million, four hundred forty-four thousand, five hundred thirty-seven".