26630304479 has 2 divisors, whose sum is σ = 26630304480. Its totient is φ = 26630304478.

The previous prime is 26630304473. The next prime is 26630304523. The reversal of 26630304479 is 97440303662.

It is an a-pointer prime, because the next prime (26630304523) can be obtained adding 26630304479 to its sum of digits (44).

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26630304479 is a prime.

It is a super-2 number, since 2×26630304479² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26630304473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13315152239 + 13315152240.

It is an arithmetic number, because the mean of its divisors is an integer number (13315152240).

Almost surely, 2^26630304479 is an apocalyptic number.

26630304479 is a deficient number, since it is larger than the sum of its proper divisors (1).

26630304479 is an equidigital number, since it uses as much as digits as its factorization.

26630304479 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 653184, while the sum is 44.

The spelling of 26630304479 in words is "twenty-six billion, six hundred thirty million, three hundred four thousand, four hundred seventy-nine".