26902252229 has 2 divisors, whose sum is σ = 26902252230. Its totient is φ = 26902252228.

The previous prime is 26902252183. The next prime is 26902252241. The reversal of 26902252229 is 92225220962.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25471521604 + 1430730625 = 159598^2 + 37825^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26902252229 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26902252249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13451126114 + 13451126115.

It is an arithmetic number, because the mean of its divisors is an integer number (13451126115).

Almost surely, 2^26902252229 is an apocalyptic number.

It is an amenable number.

26902252229 is a deficient number, since it is larger than the sum of its proper divisors (1).

26902252229 is an equidigital number, since it uses as much as digits as its factorization.

26902252229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 155520, while the sum is 41.

The spelling of 26902252229 in words is "twenty-six billion, nine hundred two million, two hundred fifty-two thousand, two hundred twenty-nine".