427326766259 has 2 divisors, whose sum is σ = 427326766260. Its totient is φ = 427326766258.

The previous prime is 427326766253. The next prime is 427326766343. The reversal of 427326766259 is 952667623724.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-427326766259 is a prime.

It is a super-2 number, since 2×427326766259² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 427326766198 and 427326766207.

It is not a weakly prime, because it can be changed into another prime (427326766253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213663383129 + 213663383130.

It is an arithmetic number, because the mean of its divisors is an integer number (213663383130).

Almost surely, 2^427326766259 is an apocalyptic number.

427326766259 is a deficient number, since it is larger than the sum of its proper divisors (1).

427326766259 is an equidigital number, since it uses as much as digits as its factorization.

427326766259 is an evil number, because the sum of its binary digits is even.

The product of its digits is 45722880, while the sum is 59.

The spelling of 427326766259 in words is "four hundred twenty-seven billion, three hundred twenty-six million, seven hundred sixty-six thousand, two hundred fifty-nine".