40134804168427 has 2 divisors, whose sum is σ = 40134804168428. Its totient is φ = 40134804168426.

The previous prime is 40134804168367. The next prime is 40134804168457. The reversal of 40134804168427 is 72486140843104.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40134804168427 is a prime.

It is a super-2 number, since 2×40134804168427² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (40134804168457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20067402084213 + 20067402084214.

It is an arithmetic number, because the mean of its divisors is an integer number (20067402084214).

Almost surely, 2^{40134804168427} is an apocalyptic number.

40134804168427 is a deficient number, since it is larger than the sum of its proper divisors (1).

40134804168427 is an equidigital number, since it uses as much as digits as its factorization.

40134804168427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4128768, while the sum is 52.

The spelling of 40134804168427 in words is "forty trillion, one hundred thirty-four billion, eight hundred four million, one hundred sixty-eight thousand, four hundred twenty-seven".