493668626051 has 2 divisors, whose sum is σ = 493668626052. Its totient is φ = 493668626050.

The previous prime is 493668626047. The next prime is 493668626071. The reversal of 493668626051 is 150626866394.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 493668626051 - 2² = 493668626047 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (493668626071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246834313025 + 246834313026.

It is an arithmetic number, because the mean of its divisors is an integer number (246834313026).

Almost surely, 2^493668626051 is an apocalyptic number.

493668626051 is a deficient number, since it is larger than the sum of its proper divisors (1).

493668626051 is an equidigital number, since it uses as much as digits as its factorization.

493668626051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11197440, while the sum is 56.

The spelling of 493668626051 in words is "four hundred ninety-three billion, six hundred sixty-eight million, six hundred twenty-six thousand, fifty-one".