40634054122663 has 2 divisors, whose sum is σ = 40634054122664. Its totient is φ = 40634054122662.

The previous prime is 40634054122591. The next prime is 40634054122729. The reversal of 40634054122663 is 36622145043604.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40634054122663 - 2¹⁷ = 40634053991591 is a prime.

It is a super-2 number, since 2×40634054122663² (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 (40634054122463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20317027061331 + 20317027061332.

It is an arithmetic number, because the mean of its divisors is an integer number (20317027061332).

Almost surely, 2^{40634054122663} is an apocalyptic number.

40634054122663 is a deficient number, since it is larger than the sum of its proper divisors (1).

40634054122663 is an equidigital number, since it uses as much as digits as its factorization.

40634054122663 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2488320, while the sum is 46.

The spelling of 40634054122663 in words is "forty trillion, six hundred thirty-four billion, fifty-four million, one hundred twenty-two thousand, six hundred sixty-three".