69835040623 has 2 divisors, whose sum is σ = 69835040624. Its totient is φ = 69835040622.

The previous prime is 69835040557. The next prime is 69835040629. The reversal of 69835040623 is 32604053896.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-69835040623 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (69835040629) 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, 34917520311 + 34917520312.

It is an arithmetic number, because the mean of its divisors is an integer number (34917520312).

Almost surely, 2^69835040623 is an apocalyptic number.

69835040623 is a deficient number, since it is larger than the sum of its proper divisors (1).

69835040623 is an equidigital number, since it uses as much as digits as its factorization.

69835040623 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 46.

The spelling of 69835040623 in words is "sixty-nine billion, eight hundred thirty-five million, forty thousand, six hundred twenty-three".