40042022199997 has 2 divisors, whose sum is σ = 40042022199998. Its totient is φ = 40042022199996.

The previous prime is 40042022199967. The next prime is 40042022200049. The reversal of 40042022199997 is 79999122024004.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40040976906436 + 1045293561 = 6327794^2 + 32331^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40042022199997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40042022199967) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20021011099998 + 20021011099999.

It is an arithmetic number, because the mean of its divisors is an integer number (20021011099999).

Almost surely, 2^{40042022199997} is an apocalyptic number.

It is an amenable number.

40042022199997 is a deficient number, since it is larger than the sum of its proper divisors (1).

40042022199997 is an equidigital number, since it uses as much as digits as its factorization.

40042022199997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5878656, while the sum is 58.

The spelling of 40042022199997 in words is "forty trillion, forty-two billion, twenty-two million, one hundred ninety-nine thousand, nine hundred ninety-seven".