40667110070381 has 2 divisors, whose sum is σ = 40667110070382. Its totient is φ = 40667110070380.

The previous prime is 40667110070369. The next prime is 40667110070407. The reversal of 40667110070381 is 18307001176604.

It is a happy number.

40667110070381 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36227277588100 + 4439832482281 = 6018910^2 + 2107091^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40667110070381 is a prime.

It is a super-2 number, since 2×40667110070381² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40667110075381) 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, 20333555035190 + 20333555035191.

It is an arithmetic number, because the mean of its divisors is an integer number (20333555035191).

Almost surely, 2^{40667110070381} is an apocalyptic number.

It is an amenable number.

40667110070381 is a deficient number, since it is larger than the sum of its proper divisors (1).

40667110070381 is an equidigital number, since it uses as much as digits as its factorization.

40667110070381 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 169344, while the sum is 44.

The spelling of 40667110070381 in words is "forty trillion, six hundred sixty-seven billion, one hundred ten million, seventy thousand, three hundred eighty-one".