40744463141 has 2 divisors, whose sum is σ = 40744463142. Its totient is φ = 40744463140.

The previous prime is 40744463117. The next prime is 40744463143. The reversal of 40744463141 is 14136444704.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 31479630625 + 9264832516 = 177425^2 + 96254^2 .

It is a cyclic number.

It is not a de Polignac number, because 40744463141 - 2¹⁸ = 40744200997 is a prime.

It is a super-2 number, since 2×40744463141² (a number of 22 digits) contains 22 as substring.

Together with 40744463143, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 40744463095 and 40744463104.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40744463143) 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, 20372231570 + 20372231571.

It is an arithmetic number, because the mean of its divisors is an integer number (20372231571).

Almost surely, 2^40744463141 is an apocalyptic number.

It is an amenable number.

40744463141 is a deficient number, since it is larger than the sum of its proper divisors (1).

40744463141 is an equidigital number, since it uses as much as digits as its factorization.

40744463141 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 129024, while the sum is 38.

The spelling of 40744463141 in words is "forty billion, seven hundred forty-four million, four hundred sixty-three thousand, one hundred forty-one".