69936929089 has 2 divisors, whose sum is σ = 69936929090. Its totient is φ = 69936929088.

The previous prime is 69936929059. The next prime is 69936929129. The reversal of 69936929089 is 98092963996.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35913282064 + 34023647025 = 189508^2 + 184455^2 .

It is a cyclic number.

It is not a de Polignac number, because 69936929089 - 2⁷ = 69936928961 is a prime.

It is not a weakly prime, because it can be changed into another prime (69936929009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34968464544 + 34968464545.

It is an arithmetic number, because the mean of its divisors is an integer number (34968464545).

Almost surely, 2^69936929089 is an apocalyptic number.

It is an amenable number.

69936929089 is a deficient number, since it is larger than the sum of its proper divisors (1).

69936929089 is an equidigital number, since it uses as much as digits as its factorization.

69936929089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 102036672, while the sum is 70.

The spelling of 69936929089 in words is "sixty-nine billion, nine hundred thirty-six million, nine hundred twenty-nine thousand, eighty-nine".