40323044043311 has 4 divisors (see below), whose sum is σ = 40776111954000. Its totient is φ = 39869976132624.

The previous prime is 40323044043307. The next prime is 40323044043341. The reversal of 40323044043311 is 11334044032304.

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 40323044043311 - 2² = 40323044043307 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 (40323044043341) 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, 226533955211 + ... + 226533955388.

It is an arithmetic number, because the mean of its divisors is an integer number (10194027988500).

Almost surely, 2^{40323044043311} is an apocalyptic number.

40323044043311 is a deficient number, since it is larger than the sum of its proper divisors (453067910689).

40323044043311 is an equidigital number, since it uses as much as digits as its factorization.

40323044043311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 453067910688.

The product of its (nonzero) digits is 41472, while the sum is 32.

Adding to 40323044043311 its reverse (11334044032304), we get a palindrome (51657088075615).

The spelling of 40323044043311 in words is "forty trillion, three hundred twenty-three billion, forty-four million, forty-three thousand, three hundred eleven".