40816367545823 has 2 divisors, whose sum is σ = 40816367545824. Its totient is φ = 40816367545822.

The previous prime is 40816367545777. The next prime is 40816367545873. The reversal of 40816367545823 is 32854576361804.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40816367545823 - 2³² = 40812072578527 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40816367545873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20408183772911 + 20408183772912.

It is an arithmetic number, because the mean of its divisors is an integer number (20408183772912).

Almost surely, 2^{40816367545823} is an apocalyptic number.

40816367545823 is a deficient number, since it is larger than the sum of its proper divisors (1).

40816367545823 is an equidigital number, since it uses as much as digits as its factorization.

40816367545823 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 116121600, while the sum is 62.

The spelling of 40816367545823 in words is "forty trillion, eight hundred sixteen billion, three hundred sixty-seven million, five hundred forty-five thousand, eight hundred twenty-three".