4518444140701 has 4 divisors (see below), whose sum is σ = 4518493574812. Its totient is φ = 4518394706592.

The previous prime is 4518444140669. The next prime is 4518444140711. The reversal of 4518444140701 is 1070414448154.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4279250763225 + 239193377476 = 2068635^2 + 489074^2 .

It is a cyclic number.

It is not a de Polignac number, because 4518444140701 - 2⁵ = 4518444140669 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4518444140711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24579696 + ... + 24762841.

It is an arithmetic number, because the mean of its divisors is an integer number (1129623393703).

Almost surely, 2^{4518444140701} is an apocalyptic number.

It is an amenable number.

4518444140701 is a deficient number, since it is larger than the sum of its proper divisors (49434111).

4518444140701 is an equidigital number, since it uses as much as digits as its factorization.

4518444140701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49434110.

The product of its (nonzero) digits is 286720, while the sum is 43.

Adding to 4518444140701 its reverse (1070414448154), we get a palindrome (5588858588855).

The spelling of 4518444140701 in words is "four trillion, five hundred eighteen billion, four hundred forty-four million, one hundred forty thousand, seven hundred one".