671000274899 has 2 divisors, whose sum is σ = 671000274900. Its totient is φ = 671000274898.

The previous prime is 671000274869. The next prime is 671000274937. The reversal of 671000274899 is 998472000176.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 671000274899 - 2⁸ = 671000274643 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 671000274899.

It is not a weakly prime, because it can be changed into another prime (671000274809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 335500137449 + 335500137450.

It is an arithmetic number, because the mean of its divisors is an integer number (335500137450).

Almost surely, 2^671000274899 is an apocalyptic number.

671000274899 is a deficient number, since it is larger than the sum of its proper divisors (1).

671000274899 is an equidigital number, since it uses as much as digits as its factorization.

671000274899 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1524096, while the sum is 53.

The spelling of 671000274899 in words is "six hundred seventy-one billion, two hundred seventy-four thousand, eight hundred ninety-nine".