12416226377 has 2 divisors, whose sum is σ = 12416226378. Its totient is φ = 12416226376.

The previous prime is 12416226371. The next prime is 12416226391. The reversal of 12416226377 is 77362261421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10903327561 + 1512898816 = 104419^2 + 38896^2 .

It is a cyclic number.

It is not a de Polignac number, because 12416226377 - 2¹² = 12416222281 is a prime.

It is a super-2 number, since 2×12416226377² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12416226371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6208113188 + 6208113189.

It is an arithmetic number, because the mean of its divisors is an integer number (6208113189).

Almost surely, 2^12416226377 is an apocalyptic number.

It is an amenable number.

12416226377 is a deficient number, since it is larger than the sum of its proper divisors (1).

12416226377 is an equidigital number, since it uses as much as digits as its factorization.

12416226377 is an evil number, because the sum of its binary digits is even.

The product of its digits is 169344, while the sum is 41.

Adding to 12416226377 its reverse (77362261421), we get a palindrome (89778487798).

The spelling of 12416226377 in words is "twelve billion, four hundred sixteen million, two hundred twenty-six thousand, three hundred seventy-seven".