440011101401 has 2 divisors, whose sum is σ = 440011101402. Its totient is φ = 440011101400.

The previous prime is 440011101391. The next prime is 440011101451. The reversal of 440011101401 is 104101110044.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 411862315225 + 28148786176 = 641765^2 + 167776^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-440011101401 is a prime.

It is a super-2 number, since 2×440011101401² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 440011101401.

It is not a weakly prime, because it can be changed into another prime (440011101451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220005550700 + 220005550701.

It is an arithmetic number, because the mean of its divisors is an integer number (220005550701).

Almost surely, 2^440011101401 is an apocalyptic number.

It is an amenable number.

440011101401 is a deficient number, since it is larger than the sum of its proper divisors (1).

440011101401 is an equidigital number, since it uses as much as digits as its factorization.

440011101401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 440011101401 its reverse (104101110044), we get a palindrome (544112211445).

The spelling of 440011101401 in words is "four hundred forty billion, eleven million, one hundred one thousand, four hundred one".