40297084994827 has 2 divisors, whose sum is σ = 40297084994828. Its totient is φ = 40297084994826.

The previous prime is 40297084994819. The next prime is 40297084994923. The reversal of 40297084994827 is 72849948079204.

40297084994827 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 is a cyclic number.

It is not a de Polignac number, because 40297084994827 - 2³ = 40297084994819 is a prime.

It is a super-2 number, since 2×40297084994827² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40297084994827.

It is not a weakly prime, because it can be changed into another prime (40297084994527) 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, 20148542497413 + 20148542497414.

It is an arithmetic number, because the mean of its divisors is an integer number (20148542497414).

Almost surely, 2^{40297084994827} is an apocalyptic number.

40297084994827 is a deficient number, since it is larger than the sum of its proper divisors (1).

40297084994827 is an equidigital number, since it uses as much as digits as its factorization.

40297084994827 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 585252864, while the sum is 73.

The spelling of 40297084994827 in words is "forty trillion, two hundred ninety-seven billion, eighty-four million, nine hundred ninety-four thousand, eight hundred twenty-seven".