40667404741 has 2 divisors, whose sum is σ = 40667404742. Its totient is φ = 40667404740.

The previous prime is 40667404727. The next prime is 40667404751. The reversal of 40667404741 is 14740476604.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36410364225 + 4257040516 = 190815^2 + 65246^2 .

It is a cyclic number.

It is not a de Polignac number, because 40667404741 - 2³¹ = 38519921093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40667404751) 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, 20333702370 + 20333702371.

It is an arithmetic number, because the mean of its divisors is an integer number (20333702371).

Almost surely, 2^40667404741 is an apocalyptic number.

It is an amenable number.

40667404741 is a deficient number, since it is larger than the sum of its proper divisors (1).

40667404741 is an equidigital number, since it uses as much as digits as its factorization.

40667404741 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 451584, while the sum is 43.

The spelling of 40667404741 in words is "forty billion, six hundred sixty-seven million, four hundred four thousand, seven hundred forty-one".