12262649029 has 2 divisors, whose sum is σ = 12262649030. Its totient is φ = 12262649028.

The previous prime is 12262649027. The next prime is 12262649033. The reversal of 12262649029 is 92094626221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11956329025 + 306320004 = 109345^2 + 17502^2 .

It is a cyclic number.

It is not a de Polignac number, because 12262649029 - 2¹ = 12262649027 is a prime.

It is a super-2 number, since 2×12262649029² (a number of 21 digits) contains 22 as substring.

Together with 12262649027, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12262649027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6131324514 + 6131324515.

It is an arithmetic number, because the mean of its divisors is an integer number (6131324515).

Almost surely, 2^12262649029 is an apocalyptic number.

It is an amenable number.

12262649029 is a deficient number, since it is larger than the sum of its proper divisors (1).

12262649029 is an equidigital number, since it uses as much as digits as its factorization.

12262649029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 186624, while the sum is 43.

The spelling of 12262649029 in words is "twelve billion, two hundred sixty-two million, six hundred forty-nine thousand, twenty-nine".