40031400443311 has 8 divisors (see below), whose sum is σ = 40090390274880. Its totient is φ = 39972422538912.

The previous prime is 40031400443297. The next prime is 40031400443449. The reversal of 40031400443311 is 11334400413004.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 40031400443311 - 2⁹ = 40031400442799 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40031400443311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40031400443911) 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, 3746970 + ... + 9700648.

It is an arithmetic number, because the mean of its divisors is an integer number (5011298784360).

Almost surely, 2^{40031400443311} is an apocalyptic number.

40031400443311 is a deficient number, since it is larger than the sum of its proper divisors (58989831569).

40031400443311 is an equidigital number, since it uses as much as digits as its factorization.

40031400443311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5963585.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 40031400443311 its reverse (11334400413004), we get a palindrome (51365800856315).

The spelling of 40031400443311 in words is "forty trillion, thirty-one billion, four hundred million, four hundred forty-three thousand, three hundred eleven".