671603296319 has 2 divisors, whose sum is σ = 671603296320. Its totient is φ = 671603296318.

The previous prime is 671603296297. The next prime is 671603296361. The reversal of 671603296319 is 913692306176.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-671603296319 is a prime.

It is a super-2 number, since 2×671603296319² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (671603296379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 335801648159 + 335801648160.

It is an arithmetic number, because the mean of its divisors is an integer number (335801648160).

Almost surely, 2^671603296319 is an apocalyptic number.

671603296319 is a deficient number, since it is larger than the sum of its proper divisors (1).

671603296319 is an equidigital number, since it uses as much as digits as its factorization.

671603296319 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2204496, while the sum is 53.

The spelling of 671603296319 in words is "six hundred seventy-one billion, six hundred three million, two hundred ninety-six thousand, three hundred nineteen".