40503694463 has 2 divisors, whose sum is σ = 40503694464. Its totient is φ = 40503694462.

The previous prime is 40503694457. The next prime is 40503694481. The reversal of 40503694463 is 36449630504.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40503694463 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40503694493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20251847231 + 20251847232.

It is an arithmetic number, because the mean of its divisors is an integer number (20251847232).

Almost surely, 2^40503694463 is an apocalyptic number.

40503694463 is a deficient number, since it is larger than the sum of its proper divisors (1).

40503694463 is an equidigital number, since it uses as much as digits as its factorization.

40503694463 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 933120, while the sum is 44.

The spelling of 40503694463 in words is "forty billion, five hundred three million, six hundred ninety-four thousand, four hundred sixty-three".