40013344411431 has 16 divisors (see below), whose sum is σ = 54167638971264. Its totient is φ = 26267603861664.

The previous prime is 40013344411357. The next prime is 40013344411451. The reversal of 40013344411431 is 13411444331004.

It is not a de Polignac number, because 40013344411431 - 2⁷ = 40013344411303 is a prime.

It is a super-2 number, since 2×40013344411431² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40013344411392 and 40013344411401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40013344411451) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36643725 + ... + 37719878.

It is an arithmetic number, because the mean of its divisors is an integer number (3385477435704).

Almost surely, 2^{40013344411431} is an apocalyptic number.

40013344411431 is a deficient number, since it is larger than the sum of its proper divisors (14154294559833).

40013344411431 is a wasteful number, since it uses less digits than its factorization.

40013344411431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74366350.

The product of its (nonzero) digits is 27648, while the sum is 33.

Adding to 40013344411431 its reverse (13411444331004), we get a palindrome (53424788742435).

The spelling of 40013344411431 in words is "forty trillion, thirteen billion, three hundred forty-four million, four hundred eleven thousand, four hundred thirty-one".