26964451429 has 2 divisors, whose sum is σ = 26964451430. Its totient is φ = 26964451428.

The previous prime is 26964451387. The next prime is 26964451439. The reversal of 26964451429 is 92415446962.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19941676225 + 7022775204 = 141215^2 + 83802^2 .

It is a cyclic number.

It is not a de Polignac number, because 26964451429 - 2¹¹ = 26964449381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26964451439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13482225714 + 13482225715.

It is an arithmetic number, because the mean of its divisors is an integer number (13482225715).

Almost surely, 2^26964451429 is an apocalyptic number.

It is an amenable number.

26964451429 is a deficient number, since it is larger than the sum of its proper divisors (1).

26964451429 is an equidigital number, since it uses as much as digits as its factorization.

26964451429 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3732480, while the sum is 52.

The spelling of 26964451429 in words is "twenty-six billion, nine hundred sixty-four million, four hundred fifty-one thousand, four hundred twenty-nine".