494520645527 has 2 divisors, whose sum is σ = 494520645528. Its totient is φ = 494520645526.

The previous prime is 494520645523. The next prime is 494520645551. The reversal of 494520645527 is 725546025494.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 494520645527 - 2² = 494520645523 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (494520645523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247260322763 + 247260322764.

It is an arithmetic number, because the mean of its divisors is an integer number (247260322764).

Almost surely, 2^494520645527 is an apocalyptic number.

494520645527 is a deficient number, since it is larger than the sum of its proper divisors (1).

494520645527 is an equidigital number, since it uses as much as digits as its factorization.

494520645527 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096000, while the sum is 53.

The spelling of 494520645527 in words is "four hundred ninety-four billion, five hundred twenty million, six hundred forty-five thousand, five hundred twenty-seven".