69019536643 has 2 divisors, whose sum is σ = 69019536644. Its totient is φ = 69019536642.

The previous prime is 69019536577. The next prime is 69019536673. The reversal of 69019536643 is 34663591096.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-69019536643 is a prime.

It is not a weakly prime, because it can be changed into another prime (69019536673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34509768321 + 34509768322.

It is an arithmetic number, because the mean of its divisors is an integer number (34509768322).

Almost surely, 2^69019536643 is an apocalyptic number.

69019536643 is a deficient number, since it is larger than the sum of its proper divisors (1).

69019536643 is an equidigital number, since it uses as much as digits as its factorization.

69019536643 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3149280, while the sum is 52.

The spelling of 69019536643 in words is "sixty-nine billion, nineteen million, five hundred thirty-six thousand, six hundred forty-three".