440340243212011 has 8 divisors (see below), whose sum is σ = 454893612022784. Its totient is φ = 425808677203560.

The previous prime is 440340243211963. The next prime is 440340243212059. The reversal of 440340243212011 is 110212342043044.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (440340243211963) and next prime (440340243212059).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 440340243212011 - 2¹¹ = 440340243209963 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (440340243212711) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5450659521 + ... + 5450740306.

It is an arithmetic number, because the mean of its divisors is an integer number (56861701502848).

Almost surely, 2^{440340243212011} is an apocalyptic number.

440340243212011 is a deficient number, since it is larger than the sum of its proper divisors (14553368810773).

440340243212011 is a wasteful number, since it uses less digits than its factorization.

440340243212011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10901401161.

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 440340243212011 its reverse (110212342043044), we get a palindrome (550552585255055).

The spelling of 440340243212011 in words is "four hundred forty trillion, three hundred forty billion, two hundred forty-three million, two hundred twelve thousand, eleven".