40667404727 has 2 divisors, whose sum is σ = 40667404728. Its totient is φ = 40667404726.

The previous prime is 40667404703. The next prime is 40667404741. The reversal of 40667404727 is 72740476604.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40667404727 - 2¹⁴ = 40667388343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40667454727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20333702363 + 20333702364.

It is an arithmetic number, because the mean of its divisors is an integer number (20333702364).

Almost surely, 2^40667404727 is an apocalyptic number.

40667404727 is a deficient number, since it is larger than the sum of its proper divisors (1).

40667404727 is an equidigital number, since it uses as much as digits as its factorization.

40667404727 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1580544, while the sum is 47.

The spelling of 40667404727 in words is "forty billion, six hundred sixty-seven million, four hundred four thousand, seven hundred twenty-seven".