490574128903 has 2 divisors, whose sum is σ = 490574128904. Its totient is φ = 490574128902.

The previous prime is 490574128897. The next prime is 490574129021. The reversal of 490574128903 is 309821475094.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 490574128903 - 2⁹ = 490574128391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (490574123903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 245287064451 + 245287064452.

It is an arithmetic number, because the mean of its divisors is an integer number (245287064452).

Almost surely, 2^490574128903 is an apocalyptic number.

490574128903 is a deficient number, since it is larger than the sum of its proper divisors (1).

490574128903 is an equidigital number, since it uses as much as digits as its factorization.

490574128903 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2177280, while the sum is 52.

The spelling of 490574128903 in words is "four hundred ninety billion, five hundred seventy-four million, one hundred twenty-eight thousand, nine hundred three".