40667403373 has 2 divisors, whose sum is σ = 40667403374. Its totient is φ = 40667403372.

The previous prime is 40667403319. The next prime is 40667403391. The reversal of 40667403373 is 37330476604.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 32550654724 + 8116748649 = 180418^2 + 90093^2 .

It is a cyclic number.

It is not a de Polignac number, because 40667403373 - 2⁹ = 40667402861 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40667403773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20333701686 + 20333701687.

It is an arithmetic number, because the mean of its divisors is an integer number (20333701687).

Almost surely, 2^40667403373 is an apocalyptic number.

It is an amenable number.

40667403373 is a deficient number, since it is larger than the sum of its proper divisors (1).

40667403373 is an equidigital number, since it uses as much as digits as its factorization.

40667403373 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 762048, while the sum is 43.

Adding to 40667403373 its reverse (37330476604), we get a palindrome (77997879977).

The spelling of 40667403373 in words is "forty billion, six hundred sixty-seven million, four hundred three thousand, three hundred seventy-three".