10505840599 has 2 divisors, whose sum is σ = 10505840600. Its totient is φ = 10505840598.

The previous prime is 10505840507. The next prime is 10505840603. The reversal of 10505840599 is 99504850501.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10505840599 is a prime.

It is a super-2 number, since 2×10505840599² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10505840699) 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, 5252920299 + 5252920300.

It is an arithmetic number, because the mean of its divisors is an integer number (5252920300).

Almost surely, 2^10505840599 is an apocalyptic number.

10505840599 is a deficient number, since it is larger than the sum of its proper divisors (1).

10505840599 is an equidigital number, since it uses as much as digits as its factorization.

10505840599 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324000, while the sum is 46.

The spelling of 10505840599 in words is "ten billion, five hundred five million, eight hundred forty thousand, five hundred ninety-nine".