676467378337 has 2 divisors, whose sum is σ = 676467378338. Its totient is φ = 676467378336.

The previous prime is 676467378299. The next prime is 676467378341. The reversal of 676467378337 is 733873764676.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 672144184336 + 4323194001 = 819844^2 + 65751^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-676467378337 is a prime.

It is a super-2 number, since 2×676467378337² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (676467378347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 338233689168 + 338233689169.

It is an arithmetic number, because the mean of its divisors is an integer number (338233689169).

Almost surely, 2^676467378337 is an apocalyptic number.

It is an amenable number.

676467378337 is a deficient number, since it is larger than the sum of its proper divisors (1).

676467378337 is an equidigital number, since it uses as much as digits as its factorization.

676467378337 is an evil number, because the sum of its binary digits is even.

The product of its digits is 448084224, while the sum is 67.

The spelling of 676467378337 in words is "six hundred seventy-six billion, four hundred sixty-seven million, three hundred seventy-eight thousand, three hundred thirty-seven".