26969652739 has 2 divisors, whose sum is σ = 26969652740. Its totient is φ = 26969652738.

The previous prime is 26969652713. The next prime is 26969652751. The reversal of 26969652739 is 93725696962.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 26969652739 - 2¹¹ = 26969650691 is a prime.

It is not a weakly prime, because it can be changed into another prime (26969662739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13484826369 + 13484826370.

It is an arithmetic number, because the mean of its divisors is an integer number (13484826370).

Almost surely, 2^26969652739 is an apocalyptic number.

26969652739 is a deficient number, since it is larger than the sum of its proper divisors (1).

26969652739 is an equidigital number, since it uses as much as digits as its factorization.

26969652739 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 66134880, while the sum is 64.

The spelling of 26969652739 in words is "twenty-six billion, nine hundred sixty-nine million, six hundred fifty-two thousand, seven hundred thirty-nine".