10265281979 has 2 divisors, whose sum is σ = 10265281980. Its totient is φ = 10265281978.

The previous prime is 10265281969. The next prime is 10265281993. The reversal of 10265281979 is 97918256201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10265281979 - 2⁴ = 10265281963 is a prime.

It is not a weakly prime, because it can be changed into another prime (10265281909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5132640989 + 5132640990.

It is an arithmetic number, because the mean of its divisors is an integer number (5132640990).

Almost surely, 2^10265281979 is an apocalyptic number.

10265281979 is a deficient number, since it is larger than the sum of its proper divisors (1).

10265281979 is an equidigital number, since it uses as much as digits as its factorization.

10265281979 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 544320, while the sum is 50.

The spelling of 10265281979 in words is "ten billion, two hundred sixty-five million, two hundred eighty-one thousand, nine hundred seventy-nine".