440323051011 has 4 divisors (see below), whose sum is σ = 587097401352. Its totient is φ = 293548700672.

The previous prime is 440323050943. The next prime is 440323051013. The reversal of 440323051011 is 110150323044.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 440323051011 - 2⁷ = 440323050883 is a prime.

It is not an unprimeable number, because it can be changed into a prime (440323051013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73387175166 + ... + 73387175171.

It is an arithmetic number, because the mean of its divisors is an integer number (146774350338).

Almost surely, 2^440323051011 is an apocalyptic number.

440323051011 is a deficient number, since it is larger than the sum of its proper divisors (146774350341).

440323051011 is a wasteful number, since it uses less digits than its factorization.

440323051011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146774350340.

The product of its (nonzero) digits is 1440, while the sum is 24.

Adding to 440323051011 its reverse (110150323044), we get a palindrome (550473374055).

The spelling of 440323051011 in words is "four hundred forty billion, three hundred twenty-three million, fifty-one thousand, eleven".