69340863827 has 2 divisors, whose sum is σ = 69340863828. Its totient is φ = 69340863826.

The previous prime is 69340863803. The next prime is 69340863833. The reversal of 69340863827 is 72836804396.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 69340863827 - 2¹⁰ = 69340862803 is a prime.

It is not a weakly prime, because it can be changed into another prime (69340863877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34670431913 + 34670431914.

It is an arithmetic number, because the mean of its divisors is an integer number (34670431914).

Almost surely, 2^69340863827 is an apocalyptic number.

69340863827 is a deficient number, since it is larger than the sum of its proper divisors (1).

69340863827 is an equidigital number, since it uses as much as digits as its factorization.

69340863827 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10450944, while the sum is 56.

The spelling of 69340863827 in words is "sixty-nine billion, three hundred forty million, eight hundred sixty-three thousand, eight hundred twenty-seven".