40231112003623 has 2 divisors, whose sum is σ = 40231112003624. Its totient is φ = 40231112003622.

The previous prime is 40231112003603. The next prime is 40231112003647. The reversal of 40231112003623 is 32630021113204.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40231112003623 - 2⁵ = 40231112003591 is a prime.

It is a super-2 number, since 2×40231112003623² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40231112003591 and 40231112003600.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40231112003603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20115556001811 + 20115556001812.

It is an arithmetic number, because the mean of its divisors is an integer number (20115556001812).

Almost surely, 2^{40231112003623} is an apocalyptic number.

40231112003623 is a deficient number, since it is larger than the sum of its proper divisors (1).

40231112003623 is an equidigital number, since it uses as much as digits as its factorization.

40231112003623 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 40231112003623 its reverse (32630021113204), we get a palindrome (72861133116827).

The spelling of 40231112003623 in words is "forty trillion, two hundred thirty-one billion, one hundred twelve million, three thousand, six hundred twenty-three".