40311233041343 has 32 divisors (see below), whose sum is σ = 45600260117760. Its totient is φ = 35298960802560.

The previous prime is 40311233041333. The next prime is 40311233041369. The reversal of 40311233041343 is 34314033211304.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 40311233041343 - 2⁴² = 35913186530239 is a prime.

It is a super-2 number, since 2×40311233041343² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40311233041333) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 898438196 + ... + 898483062.

It is an arithmetic number, because the mean of its divisors is an integer number (1425008128680).

Almost surely, 2^{40311233041343} is an apocalyptic number.

40311233041343 is a deficient number, since it is larger than the sum of its proper divisors (5289027076417).

40311233041343 is a wasteful number, since it uses less digits than its factorization.

40311233041343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51527.

The product of its (nonzero) digits is 31104, while the sum is 32.

Adding to 40311233041343 its reverse (34314033211304), we get a palindrome (74625266252647).

The spelling of 40311233041343 in words is "forty trillion, three hundred eleven billion, two hundred thirty-three million, forty-one thousand, three hundred forty-three".