69877659713 has 2 divisors, whose sum is σ = 69877659714. Its totient is φ = 69877659712.

The previous prime is 69877659671. The next prime is 69877659739. The reversal of 69877659713 is 31795677896.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 55273420609 + 14604239104 = 235103^2 + 120848^2 .

It is a cyclic number.

It is not a de Polignac number, because 69877659713 - 2²⁰ = 69876611137 is a prime.

It is not a weakly prime, because it can be changed into another prime (69877656713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34938829856 + 34938829857.

It is an arithmetic number, because the mean of its divisors is an integer number (34938829857).

Almost surely, 2^69877659713 is an apocalyptic number.

It is an amenable number.

69877659713 is a deficient number, since it is larger than the sum of its proper divisors (1).

69877659713 is an equidigital number, since it uses as much as digits as its factorization.

69877659713 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 120022560, while the sum is 68.

The spelling of 69877659713 in words is "sixty-nine billion, eight hundred seventy-seven million, six hundred fifty-nine thousand, seven hundred thirteen".