497015175989 has 2 divisors, whose sum is σ = 497015175990. Its totient is φ = 497015175988.

The previous prime is 497015175973. The next prime is 497015176051. The reversal of 497015175989 is 989571510794.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 372429472900 + 124585703089 = 610270^2 + 352967^2 .

It is a cyclic number.

It is not a de Polignac number, because 497015175989 - 2⁴ = 497015175973 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (497015175929) 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, 248507587994 + 248507587995.

It is an arithmetic number, because the mean of its divisors is an integer number (248507587995).

Almost surely, 2^497015175989 is an apocalyptic number.

It is an amenable number.

497015175989 is a deficient number, since it is larger than the sum of its proper divisors (1).

497015175989 is an equidigital number, since it uses as much as digits as its factorization.

497015175989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28576800, while the sum is 65.

The spelling of 497015175989 in words is "four hundred ninety-seven billion, fifteen million, one hundred seventy-five thousand, nine hundred eighty-nine".