4261004442001 has 4 divisors (see below), whose sum is σ = 4261012767972. Its totient is φ = 4260996116032.

The previous prime is 4261004441987. The next prime is 4261004442007. The reversal of 4261004442001 is 1002444001624.

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 3618273534976 + 642730907025 = 1902176^2 + 801705^2 .

It is a cyclic number.

It is not a de Polignac number, because 4261004442001 - 2⁹ = 4261004441489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4261004442007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3341260 + ... + 4436893.

It is an arithmetic number, because the mean of its divisors is an integer number (1065253191993).

Almost surely, 2^{4261004442001} is an apocalyptic number.

It is an amenable number.

4261004442001 is a deficient number, since it is larger than the sum of its proper divisors (8325971).

4261004442001 is an equidigital number, since it uses as much as digits as its factorization.

4261004442001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8325970.

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 4261004442001 its reverse (1002444001624), we get a palindrome (5263448443625).

The spelling of 4261004442001 in words is "four trillion, two hundred sixty-one billion, four million, four hundred forty-two thousand, one".