497258701648 has 10 divisors (see below), whose sum is σ = 963438734474. Its totient is φ = 248629350816.

The previous prime is 497258701631. The next prime is 497258701657. The reversal of 497258701648 is 846107852794.

It can be written as a sum of positive squares in only one way, i.e., 407263501584 + 89995200064 = 638172^2 + 299992^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15539334411 + ... + 15539334442.

Almost surely, 2^497258701648 is an apocalyptic number.

It is an amenable number.

497258701648 is a deficient number, since it is larger than the sum of its proper divisors (466180032826).

497258701648 is a wasteful number, since it uses less digits than its factorization.

497258701648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31078668861 (or 31078668855 counting only the distinct ones).

The product of its (nonzero) digits is 27095040, while the sum is 61.

The spelling of 497258701648 in words is "four hundred ninety-seven billion, two hundred fifty-eight million, seven hundred one thousand, six hundred forty-eight".